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@kkroo kkroo commented Jun 18, 2026

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garrytan and others added 25 commits June 7, 2026 08:05
…t[] array literals (#1861) (#1927)

* fix(engine): batch inserts use jsonb_to_recordset, not text[] array literals (#1861)

addLinksBatch/addTimelineEntriesBatch/addTakesBatch passed free text through
unnest(${arr}::text[]); postgres.js serialized it to a Postgres text[] literal
that array_in rejected ("malformed array literal") on calendar/Zoom context,
aborting the whole `extract links --stale` sweep. Bind the batch as one JSONB
doc via jsonb_to_recordset(($1::jsonb)->'rows') through the audited
executeRawJsonb contract instead. Shared row builders (src/core/batch-rows.ts)
keep both engines byte-identical; NUL is stripped only from free-text body
fields (context/summary/detail/claim), while identity/security fields
(slugs/source_ids/holder/kind/dates) still reject NUL. addTakesBatch is now
batchRetry-wrapped ('addTakesBatch' audit site) and its BrainEngine signature
takes BatchOpts. Scalar addLink context is NUL-stripped too.

Regression tests on both engines: PGLite always-on poison/NUL/parity suite +
DATABASE_URL-gated Postgres lane (the engine that actually crashed).

* test: make "no Anthropic key" tests hermetic via withoutAnthropicKey

hasAnthropicKey() reads both ANTHROPIC_API_KEY and ~/.gbrain config; tests that
only deleted the env var fired a real LLM call on configured machines (warning
flipped NO_ANTHROPIC_API_KEY -> LLM_OUTPUT_NOT_JSON). New test/helpers/no-anthropic-key.ts
neutralizes both sources (env + GBRAIN_HOME temp dir) for the duration of the call.
Refactors the five no-key tests in think-pipeline + takes-mcp-allowlist to use it,
including two that previously passed only by luck of the live LLM output.

* chore: docs + version bump (v0.42.28.0)

KEY_FILES.md/RETRIEVAL.md describe the jsonb_to_recordset batch path; TODOS.md
files the #1861 follow-ups (element-isolation, remaining ::text[] sites, shared
SQL-string hoist, batch-insert edge-case tests). CHANGELOG + VERSION + package.json
to 0.42.28.0.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: sync TESTING.md batch-insert references for v0.42.28.0

The #1861 fix migrated links/timeline/takes batch inserts from
unnest(::text[]) to jsonb_to_recordset. Update the stale "postgres-js
unnest() binding" note and add the two new poison-regression test files
(test/links-timeline-jsonb-poison.test.ts PGLite half,
test/e2e/jsonb-batch-poison-postgres.test.ts Postgres lane) to the inventory.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sql-query): reject top-level array jsonb params in executeRawJsonb (#1861 P2a)

The "no top-level array" rule was only a comment. A bare JS array bound to a
$N::jsonb position can serialize as a Postgres array literal (not jsonb) through
postgres.js, silently re-entering the "malformed array literal" class #1861 just
escaped. executeRawJsonb now throws a clear error steering callers to the
{ rows: [...] } object wrapper. Verified breaks zero call sites (all pass objects
or null). Codex adversarial P2a; batch-size enforcement (P2b) filed as a TODO.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
… + supervisor singleton; topic-aware voice (#1737, #1849, #1851) (#1943)

* fix(minions): honest attempt accounting + cooperative abort-honoring + per-handler timeouts (#1737)

- Wall-clock and stall dead-letter paths now increment attempts_made (terminal,
  no retry — wall-clock fires at 2x cumulative timeout; retrying non-idempotent
  embed/subagent work would duplicate side effects). Surface stalled_counter in
  jobs get so 'started 3 / stalled 2 / attempts 0' reads true instead of looking
  like broken accounting.
- Thread AbortSignal through embed-backfill/autopilot-cycle -> runPhaseEmbed ->
  runEmbedCore -> embedAll(Stale)/embedPage, checking it on BOTH --stale and
  --all paths and between embed batches. A timed-out embed phase now bails within
  a batch, so the cycle finally releases gbrain_cycle_locks instead of running
  the full 10-15 min after the job was killed (the daily cycle-wedge). New shared
  src/core/abort-check.ts (isAborted/throwIfAborted/anySignal).
- Per-handler default wall-clock budget (handler-timeouts.ts) stamped at submit
  for long handlers without an explicit timeout_ms.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(minions): queue-scoped DB supervisor singleton + canonical pidfile + doctor max-rss check (#1849)

- Acquire a queue-scoped DB lock (tryAcquireDbLock, keyed on the raw DB identity
  + queue) on supervisor.start(): a second supervisor on the same (db, queue)
  fails fast with exit 2 regardless of $HOME/--pid-file. Refresh on a dedicated
  timer; on refresh failure past the threshold, fail SAFE (exit non-zero) before
  the TTL could lapse and let a second supervisor take over. Release on shutdown.
- Canonical default pidfile keyed on brain id (currentBrainId, config-only, no DB
  connect) so two brains under one HOME no longer share supervisor.pid.
- doctor: new supervisor_singleton check surfaces the effective --max-rss (from
  the started audit event) and warns when the lock holder's (host,pid) differs
  from the local pidfile — comparing host+pid, not bare pid. Registered in
  doctor-categories.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(agent-voice): topic-aware persona context via server-resolved topicId (#1851)

Summon Mars/Venus into a specific conversation topic so they boot already knowing
the recent thread. A per-topic call link carries only topicId (+ optional display
topicName); the server resolves the recent-conversation context from the brain
(topics/<topicId>.md) — topic CONTENT is never accepted over the wire (that would
be prompt injection + a leak into URLs/referrers/logs). topicId is a strict slug
with a path-traversal guard. New '# Topic Context' prompt slot injected after the
persona body so identity-first ordering still wins; persona identity unchanged.
No topicId -> generic behavior. Contract doc + persona skill docs updated.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: file #1737 slot-reservation fair-scheduling follow-up TODO (F7)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: bump version and changelog (v0.42.29.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: sync KEY_FILES.md for v0.42.29.0 minions + abort wave (#1737, #1849)

Fold the #1737/#1849 behavior into the existing per-file entries and add the
two new core files, keeping the doc at current-state truth:
- queue.ts: honest attempt accounting on wall-clock + stall dead-letter paths;
  defaultTimeoutMsFor stamping at submit.
- supervisor.ts: queue-scoped DB singleton lock (supervisorLockId,
  classifySupervisorSingleton, LOCK_LOST, refresh-fail-safe, brain-id pidfile,
  max_rss_mb audit).
- worker-registry.ts: currentDbIdentity().
- New entries: src/core/abort-check.ts, src/core/minions/handler-timeouts.ts.
- New doctor.ts extension: supervisor_singleton check.
- cycle.ts / embed.ts extensions: AbortSignal threading note.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…m/link-sources (#1941) (#1957)

* feat(links): relax link_source CHECK to kebab-case provenance + migration v114

Open link_source from a closed allowlist to a kebab-case format gate
(^[a-z][a-z0-9]*(-[a-z0-9]+)*$, char_length<=64) so external derivers
stamp their own provenance (e.g. citation-graph) without a per-deriver
migration. Migration v114: Postgres NOT VALID + VALIDATE (lock-friendly,
transaction:false); PGLite plain DROP+ADD. Updates the schema.sql +
engine provenance contract comments. (#1941)

* feat(links): expose link provenance on link ops + link-add/link-rm/link-sources

add_link/remove_link now accept --link-source/--link-type; add_link guards
the reconciliation-managed built-ins (markdown/frontmatter/mentions/
wikilink-resolved) and defaults omitted provenance to 'manual' (was the
misleading engine default 'markdown'). New cliHints.aliases mechanism with a
startup collision guard registers link-add/link-rm; printOpHelp shows the
invoked alias name. New list_link_sources read op + listLinkSources engine
method (both engines, {sourceId?,sourceIds?}, deterministic order) powers
`gbrain link-sources`, added to the minion read allowlist. (#1941)

* test(links): kebab provenance, op guard, link-sources, aliases + parity

Covers the v114 regex/length boundaries, upgrade-path constraint swap on
existing data, the managed-built-in op guard + manual default, remove_link
type/source filters, list_link_sources scoping (scalar + federated) and
PG/PGLite parity, and alias resolution/collision/help. Fixes the prior
'inferred'-rejection assertion (now valid kebab) in the mentions test. (#1941)

* chore: bump version and changelog (v0.42.31.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: update KEY_FILES for v0.42.31.0 link provenance surface

KEY_FILES.md current-state updates for #1941: link_source now an open
kebab-case provenance (migration v114), the add_link/remove_link guard +
defaults, list_link_sources + listLinkSources, and cliHints.aliases.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(minions): supervisor queue-singleton keying + pidfile cleanup (follow-up #1849)

Two correctness bugs in the v0.42.29.0 supervisor-singleton work, caught by
adversarial review:

- supervisorLockId mixed a config-derived DB identity into the key, but the
  lock row already lives inside the target database. Two supervisors on the
  same physical DB via different-but-equivalent URLs (pooler vs direct port,
  host alias, trailing params) computed different ids and BOTH acquired the
  "singleton" lock. Key on the queue alone; the database half of the mutex is
  physical. Removes the now-dead currentDbIdentity() from worker-registry.

- The pidfile-cleanup process.on('exit') listener was installed AFTER the
  DB-lock acquire, so the LOCK_HELD early-exit stranded the pidfile this
  process had just created. Install the listener first.

Regression test pins the listener-before-lock ordering; updates the lockId
test to the queue-only invariant; KEY_FILES updated to current state.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…auto-skip failure ledger (#1939) (#1956)

* fix(import): coerce non-string frontmatter title/slug/type (#1939)

YAML `title: 2024-06-01` parses to a Date and `title: 1458` to a number;
the old `(frontmatter.X as string)` cast was a compile-time lie, so
downstream `.toLowerCase()` threw and (via the importer failure gate)
could wedge sync indefinitely. parseMarkdown now coerces via
coerceFrontmatterString (Date -> UTC ISO date, deterministic), and the
pure assessContentSanity self-protects against a non-string title.

* feat(sync): bounded auto-skip failure ledger; poison file can't wedge indexing (#1939)

New src/core/sync-failure-ledger.ts owns the failure store + a crash-safe,
multi-source, concurrent bounded auto-skip valve. A file that fails N
consecutive syncs (GBRAIN_SYNC_AUTOSKIP_AFTER, default 3) auto-skips so it
can't freeze all indexing forever, while fresh failures still fail-closed
and a `<head>` history-rewrite sentinel hard-blocks even with --skip-failed.

- (source_id, path) keying — failures never merge across sources
- success clears a path so attempts are truly consecutive
- advance-before-ack ordering (a crash can't mark a file skipped while wedged)
- shared applySyncFailureGate used by BOTH the incremental and full-sync gates
- legacy-row normalization + duplicate collapse on load
- cross-process lock + atomic temp-rename, age-based stale-lock break

sync.ts re-exports the ledger for existing callers; import.ts records
source-scoped and defers the bookmark to the gate under managedBookmark.

* fix(doctor): sync_failures severity via one shared decision on both surfaces (#1939)

Local buildChecks and remote doctorReportRemote now both route through
decideSyncFailureSeverity, so a stuck bookmark escalates WARN -> FAIL
consistently (oldest-open age > fail cadence, or large unresolved count),
auto-skipped pages stay visible (WARN, not hidden), and the
acknowledged/acknowledged_at field-split that caused drift is gone. The
remote surface stays subprocess-free (file read + Date.parse only).

* chore(test): add trailing newline to e5-lease-cap-ab baseline fixture

* fix(sync): address adversarial review findings on the failure ledger (#1939)

- #1: a parse-failed file that is later deleted/renamed-away no longer leaves
  a permanent open ledger row. Removed paths (filtered.deleted, renamed-from,
  and the "gone from disk" forward-delete skip branch) are treated as resolved
  so the ledger self-heals instead of aging doctor to a stuck FAIL.
- #3: decideSyncFailureSeverity escalates to FAIL on OPEN (blocking) failures
  only — auto_skipped rows already advanced the bookmark, so they stay
  WARN-visible regardless of count, matching the state-machine contract.

* chore: bump version and changelog (v0.42.30.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: document sync-failure ledger + auto-skip valve for v0.42.30.0

KEY_FILES.md: new src/core/sync-failure-ledger.ts entry (bounded auto-skip
state machine, decideGateAction/decideSyncFailureSeverity/applySyncFailureGate,
GBRAIN_SYNC_AUTOSKIP_AFTER); update sync.ts (failure store moved to ledger,
re-exported), doctor.ts (sync_failures severity via shared rule on both
surfaces), markdown.ts (coerceFrontmatterString), import.ts (managedBookmark).
live-sync.md: poison-file auto-skip tricky-spot. Regenerated llms-full.txt.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: re-bump to v0.42.31.0 (queue collision on 0.42.30.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: re-bump to v0.42.32.0 (queue collision)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…; never delete a user working tree (#1881) (#1960)

* fix(sources): confine sync re-clone to gbrain-owned clones; never delete a user working tree (#1881)

recloneIfMissing deleted local_path whenever a source had a remote_url and a
non-healthy on-disk state, with no check that gbrain actually created the clone.
A source whose local_path was a user's live working tree (remote_url set, no
gbrain-created clone) could have its directory removed and re-cloned over.

- isOwnedClone(): ownership, not path-containment. True only for a config
  .managed_clone marker (written by addSource --url) or exact normalized-path
  equality with defaultCloneDir(id) (back-compat for pre-marker default clones).
- recloneIfMissing: ownership guard aborts before ANY filesystem op; EXDEV-safe
  sibling-temp clone + atomic swap (old aside -> new in -> drop old) with
  best-effort restore + a message naming where the original is preserved;
  symlink-leaf reject before the destructive rename.
- sync.ts validate_repo_state guards reclone on isOwnedClone (no per-sync warn).
- sources restore degrades to a warning for an unowned source instead of the
  misleading "missing clone, try sync" hint.

Tests: #1881 regression (tree survives), isOwnedClone matrix, symlink reject,
EXDEV swap residue-free, --clone-dir owned-via-marker, restore CV3, unownedHint
healthy/degraded, sync-level refusal.

* chore: bump version and changelog (v0.42.33.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: document sources-ops reclone-ownership invariant for v0.42.33.0 (#1881)

Add the missing src/core/sources-ops.ts entry to KEY_FILES.md capturing the
must-never-violate reclone-ownership guarantee: gbrain only deletes/re-clones a
clone it created (isOwnedClone), never a user working tree. Covers managed_clone
marker, defaultCloneDir back-compat, EXDEV-safe swap, TOCTOU + symlink-leaf
guards, unmanaged_path SourceOpError, and the read-only sources restore path.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…#1969)

Curated, high-bar diary of the valuable ideas surfaced by the community-PR
wave, grouped into 10 themes with contributor credit and OPEN/CLOSED/HELD
status, so good thinking survives PR closure. Captured during a full triage
+ hygiene pass over the open-PR backlog. Pure docs; no code impact.

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…ip questions get relationship answers (#1959)

* feat(search): deterministic relational-query parser

Pure, ReDoS-bounded parser that detects relationship queries ("who invested
in X", "who at X works on Y", "who introduced me to X", "what connects A and
B") and maps them to typed edges. Schema-pack-extensible vocab with subset
validation against the link types ingest produces, so query-side and
ingest-side relation vocabularies can't drift. No-match / pronoun-seed /
adjacency guards keep it precision-first (a candidate only; the arm fires
only when a real seed also resolves).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(engine): relationalFanout typed-edge fan-out (both engines)

Generalizes traversePaths to a SEED ARRAY, aggregating to ranked NODES
(shortest hop, edge-richness count, via-link-types, shortest connecting
path, canonical chunk id) instead of edges. Within-source traversal (never
crosses a source boundary even across a federated scope), link_source=
'mentions' excluded by default, deleted_at filtered at seed + every neighbor
+ every node, bounded depth (<=3) + candidate cap. Adds RelationalFanoutRow
/ RelationalFanoutOpts + the relational SearchResult/SearchOpts fields to
types.

Lands in lockstep in postgres + pglite engines, pinned by a DATABASE_URL-
gated parity block in engine-parity.test.ts; a PGLite unit test exercises
the SQL (typed-edge filter, mentions exclusion, deleted_at, canonical chunk,
multi-seed connects, determinism) in default CI.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(search): relational recall arm + federation key hardening

Wires edge-derived candidates into bare hybridSearch as a FOURTH RRF arm
(relational-recall.ts): parse the original query -> scope-aware,
confidence-gated seed resolution (drops fallback_slugify; never traverses
from a guess) -> relationalFanout -> batch-hydrate, reinforcing each page's
REAL canonical chunk (page-level key for chunkless entity pages) ->
--explain attribution + fail-open audit row. Text-only (no-op in image
mode); pure no-op for non-relational queries; rides every downstream stage
(cosine, post-fusion boosts, dedup, reranker, autocut, token budget).

Mode wiring: relationalRetrieval + relational_retrieval_depth knobs
(conservative off; balanced/tokenmax on; depth 2), per-call thread-through
in both bare + cached paths, KNOBS_HASH_VERSION 9->10 (rel=/reld=), config
keys, modes-dashboard descriptions, and a `relational` param on the query op.

Federation hardening (structural, engine-wide): the RRF/dedup key now
carries source_id via a shared rrfKey() (fixes a latent cross-source
collapse where same-slug pages in different sources merged), and the query
cache scopes by a canonical source-set key (cacheScopeKey) so a federated
read can't be served a single-source row.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(eval): relational benchmark + recall@k harness metrics

NamedThingBench harness gains recall@k / recall@10 (the relational headline
metric) on QuestionResult + FamilyReport, plus typed seed/linkTypes/kind on
NamedThingQuestion so the graph-relationship family is machine-checkable.

Adds the relational benchmark corpus (test/fixtures/retrieval-quality/
relational/): a small entity graph whose answers are LEXICALLY UNRECOVERABLE
— every page body is generic and never names the entity it relates to, so
only the typed edge connects query to answer. corpus.ts is the canonical
source for both the seed loader and the 38-question gold set; relational.jsonl
is generated from it (a drift test pins them equal).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(eval): relational A/B proof + arm fires on all retrieval paths

Fixes the integration bug the eval caught: the relational arm was only
injected on the main RRF path, so it silently did nothing whenever vector
was unavailable — no embedding provider configured (the default in many
deployments) OR embed failure. The arm is now built once and fused via RRF
on ALL THREE hybridSearch return paths (no-embedding-provider, embed-failed
keyword fallback, main path). Without this it would have been dead in
exactly the setups that most need it.

Adds `gbrain eval retrieval-quality --ab-relational`: runs the gold set
twice (arm off vs on) in a fixed mode and reports the graph-relationship
recall@10 lift + Hit@3 + latency add. The CI A/B test pins the headline
result — recall@10 jumps from <25% (lexically unrecoverable) to >75% with
the arm on — and a non-relational query returns identical results arm-on vs
off (the no-op / no-regression gate).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: bump version and changelog (v0.42.34.0)

Relational retrieval feature: typed-edge recall arm + federation key
hardening. Also updates the KNOBS_HASH_VERSION 9→10 assertions across the
remaining search test files (the bump invalidates relational-off cache rows).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: document typed-edge relational retrieval (v0.42.34.0)

CLAUDE.md Search Mode: add relationalRetrieval to the knob table, the
knobs_hash v=9→10 note, and a relational-retrieval summary. RETRIEVAL.md:
add the relational recall arm to the pipeline diagram. Regenerate llms
bundles (build:llms).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(test): size relational fixtures to the actual embedding-column dim

CI shard runs with the ZeroEntropy gateway default (1280-d), but the
relational test fixtures hardcoded 1536-d embeddings, so chunk inserts were
rejected with "expected 1280 dimensions, not 1536" (CheckExpectedDim) — the
`test (6)` shard + `test-status` failures. The column width tracks the
configured gateway default and can shift with shard order, so fixtures now
probe `content_chunks.embedding`'s actual `atttypmod` after initSchema and
size embeddings to it (the pglite-engine.test.ts pattern), via a shared
`probeEmbeddingDim` helper. Verified passing at a forced 1280-d column.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
… full-walking forever (#1970) (#1975)

* v0.42.35.0 fix(sync): recover from unreachable last_commit instead of full-walking forever (#1970)

When a source's history is rewritten (force-push, master→main consolidation,
squash), the recorded last_commit can fall outside HEAD's history. The old
guard sent both "object missing" and "not an ancestor" to performFullSync — a
full repo re-walk that never advances the bookmark under a cron timeout on a
large cross-region brain, so the source goes silently stale.

Fix: only a truly-absent object forces a full reconcile. A present-but-non-
ancestor bookmark is diffed tree-to-tree directly (git diff A..B needs no
ancestry), importing only the real delta. Adds: oversized-diff fallback to full
reconcile (F-B); performFullSync now purges deleted files, gated to file-backed
pages by source_path so manual/put_page and metafile pages are spared (F-A);
rename-to-unsyncable deletes the stale old page (F-C). 7 new PGLite e2e tests.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(architecture): record #1970 sync bookmark recovery + full-sync delete reconcile in KEY_FILES

Update the sync.ts entry to current truth: entry-time bookmark-reachability
guard (gc'd anchor → full reconcile; non-ancestor-but-present → direct
tree-to-tree diff), oversized-diff fallback, performFullSync now authoritative
for deletes (file-backed pages by source_path), and rename-to-unsyncable delete.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…ges under pool exhaustion + repeated kills (#1794) (#1980)

* fix(retry): match EMAXCONNSESSION + SQLSTATE 53300 as retryable conn errors (#1794)

* feat(schema): add op_checkpoint_paths append-only delta table (migration v115) (#1794)

* refactor(op-checkpoint): append-only deltas via executeRawDirect + withRetry (#1794)

* fix(sync): resumable-checkpoint durability + lock-thrash fix (#1794)

Durable append-only checkpoint writes (executeRawDirect + retry), fail-loud
consecutive-failure abort, first-file/10s flush cadence, race-safe pending-delta
under parallel workers, guaranteed final flush on every exit path incl. SIGTERM
(no-retry one-shot via registerCleanup), bankedFiles/reason observability,
event-loop yield to keep the lock heartbeat alive, and routing the bare
(no-source) sync through withRefreshingLock.

* fix(db-lock): heartbeat-aware takeover + direct-pool refresh (#1794)

* fix(cycle): treat SyncLockBusyError as skip, not a phase failure (#1794)

* docs(sync): document the 5 checkpoint/lock env knobs (#1794)

* v0.42.36.0 fix(sync): resumable, durable, single-flight sync — converges under pool exhaustion + repeated kills (#1794)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(key-files): update sync.ts + op-checkpoint.ts entries to resumable-checkpoint current state (#1794)

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
… non-string frontmatter guard + papercuts (#1999)

* fix(security): scope cross-source reads to the caller grant; close get_page exact-path leak

One shared resolveRequestedScope() routes every source-scoped read op
(query, code_callers/callees, search_by_image, code_blast/flow, get_page)
through a single fail-closed trust+grant ladder: a remote caller's __all__
collapses to its granted sources (never the whole brain) and an explicit
out-of-grant source_id is rejected. get_page's exact-match path now honors a
federated grant via getPage(sourceIds[]) in both engines. Legacy bearer tokens
carry their stored permissions.source_id grant (bounded, never widened). Also
retries getConfig on transient connection loss.

Closes #1924, #1371, #1393, #1336, #1603.

* fix(ingest): non-string frontmatter no longer aborts lint/sync; embed/hook/catalog papercuts

Parser coerces a non-string title to a string and falls back to inference for
slug/type (never fabricating a "123" slug), with a lint NON_STRING_FIELD finding
surfacing the malformed frontmatter; a defensive guard in content-sanity stops a
non-string title from crashing the whole lint/sync run brain-wide. Plus: embed
--catch-up no longer arms the overflowed 32-bit budget timer (and surfaces
unembeddable chunks); the frontmatter pre-commit hook ships a correct .md/.mdx
regex; and the skill catalog parses YAML block-scalar descriptions.

Closes #1883, #1658, #1556, #1948, #1946, #1840, #1711.

* v0.42.37.0 fix(security,ingest): source-isolation grant enforcement + non-string frontmatter guard + papercuts

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: add NON_STRING_FIELD frontmatter validation class to docs for v0.42.37.0

The v0.42.37.0 non-string-frontmatter fix added an eighth validation
class (NON_STRING_FIELD / lint code frontmatter-non-string-field). Update
the two current-state docs that enumerate the validation classes:
- skills/frontmatter-guard/SKILL.md (seven->eight + table row)
- docs/integrations/pre-commit.md (seven->eight + table row)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…operative-abort (#1972) (#2015)

* fix(jobs): reap stale dead-holder cycle/sync locks (#1972)

A crashed sync (OOM, recycle, SIGKILL) stranded its gbrain_cycle_locks row
until something contended for it — reclaim was on-contention only. Add a
host-scoped background reaper: reapDeadHolderLocks deletes locks whose holder
PID is provably dead on this host, scoped to the gbrain-sync:*/gbrain-cycle*
namespaces only (never elections/supervisor/reindex), with a snapshot-matched
delete (date_trunc on acquired_at) that is TOCTOU-safe against PID reuse.
Reuses isHolderDeadLocally (same-host + ESRCH + 60s grace). doctor --fix now
auto-reaps for no-autopilot brains. DRY: selectLockRows + shared mapper now
back inspectLock + listStaleLocks (killed the triplication).

* fix(db): bound pool disconnect so teardown can't eat CLI output (#1972)

pool.end() against PgBouncer transaction-mode never drained, so disconnect
blocked until the CLI's 10s force-exit fired and process.exit()'d mid-write,
truncating stdout (e.g. #1959's relational query returned empty). Add a
gbrain-owned endPoolBounded(pool): Promise.race of pool.end({timeout}) against
a hard timer, so teardown is bounded regardless of what postgres.js does and is
testable. connection-manager ends its direct + read pools concurrently so the
per-pool bounds don't stack. PGLite disconnect is unaffected.

* fix(cycle): complete cooperative-abort coverage + wire lock reaper (#1972)

v0.42.29 made only the embed phase honor the abort signal; a 24h pull still
showed force-evicts from a long non-embed phase ignoring it. Thread the signal
into every cycle-reachable long loop: extract (extractForSlugs + the full-walk
extractLinksFromDir/extractTimelineFromDir), extract_facts (per-page loop +
embed signal + the phantom-redirect 30s lock-retry), and consolidate's bucket
loop. Add a terminal abort check so an aborted cycle never stamps
last_full_cycle_at as a completed run (Codex #9). lint now yields + checks
abort every 200 pages (it's synchronous; the yield is what lets the signal
land). New phase-duration force-evict attribution log names any phase that
crosses the 30s deadline. Wire reapDeadHolderLocks at cycle start.

* chore: bump version and changelog (v0.42.38.0)

#1972 — stale-lock reaper, bounded pool disconnect, and complete
cooperative-abort coverage across cycle phases.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(key-files): current-state for the #1972 reaper, bounded disconnect, abort coverage

document-release: update db-lock.ts (reapDeadHolderLocks + selectLockRows DRY),
db.ts (endPoolBounded), and abort-check.ts (coverage now spans extract/
extract_facts/consolidate/lint + terminal guard) entries to current truth.

* test(isolation): fix shard-order flakes exposed by #1972's new test files

Adding 3 new test files reshuffled the hash-based shards, exposing two
pre-existing test-isolation bugs:

- cycle-consolidate.test.ts assumed the global legacy-embedding preload's
  1536-d gateway config still held at initSchema, but a co-sharded test that
  calls resetGateway() in teardown nulls it, so initSchema fell back to the
  1280-d default and built a halfvec(1280) facts column its 1536-d fixtures
  can't fill. Re-pin the legacy OpenAI/1536 config in beforeAll (the pattern
  legacy-embedding-preload.ts documents for 1536-d fixture tests).
- db-lock-heartbeat-takeover.test.ts (merged from master's #1794) mutated
  process.env.GBRAIN_LOCK_STEAL_GRACE_SECONDS raw, tripping check:test-isolation
  rule R1. Convert to withEnv().

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…t to retrieve (#1981) (#2019)

* fix(integrations): parameterize resolver-row fence by recipe id

The install fence was hardcoded gbrain:agent-voice:resolver-rows, so any
second copy-into-host-repo recipe wrote a mislabeled block (and refresh/
uninstall keyed on recipe id would miss it). Derive it from manifest.recipe.

* feat(context): Retrieval Reflex — teach the agent when/what to retrieve (#1981)

Deterministic per-turn pointer layer in the context engine: a zero-LLM,
precision-biased scan resolves salient entities (names, @Handles) to existing
brain pages and injects compact pointers (name → slug → safe synopsis). Detect
+ point, never auto-dump. Fail-open, capped, suppression on prior context only.

Engine-aware resolver ladder (no second DB connection): host ctx.brainQuery →
PGLite serve resolve IPC (unix socket) → Postgres cached direct → disabled.
Synopsis runs through get_page's privacy strip. Plus the retrieval-reflex recipe
+ policy skill, the retrieval_reflex_health doctor check, config gate, and the
init next-step hint.

* chore: bump version and changelog (v0.42.38.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(architecture): KEY_FILES entries for Retrieval Reflex surface (#1981)

Document the new src/core/context/ modules, the context-engine resolver
ladder, the serve resolve IPC, the retrieval_reflex_health doctor check,
and the recipe-id-keyed install fence. Current-state only.

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…re jsonb (#2011) (#2031)

* fix(extract,ingest): well-form lone UTF-16 surrogates before jsonb (#2011)

excerpt() in link-extraction.ts sliced the link-context window by raw UTF-16
index, so a boundary landing inside a non-BMP char (emoji, math, CJK) left an
unpaired surrogate half in `context`. Serialized to JSONB for the
jsonb_to_recordset batch insert, Postgres rejects it at the ::jsonb cast and
aborts the whole batch — wedging `extract --stale` because the staleness
bookmark only advances on a clean finish.

- text-safe.ts: new ensureWellFormed() (Bun isWellFormed/toWellFormed) — one
  shared surrogate-cleaning primitive.
- link-extraction.ts: excerpt() well-forms the slice (root-cause fix).
- batch-rows.ts: new sanitizeForJsonb() = ensureWellFormed(stripNul(s)) applied
  to every free-text body field (link context; timeline summary/detail/source;
  take claim/source). Identity/security fields stay un-sanitized and fail closed.
- postgres-engine.ts + pglite-engine.ts: scalar addLink + addTimelineEntry use
  sanitizeForJsonb too, matching the batch path on both engines.
- brainstorm/orchestrator.ts: consolidate hand-rolled sanitizeUnicode onto
  ensureWellFormed (also fixes consecutive-lone-surrogate mishandling).

Tests: ensureWellFormed unit cases (incl. consecutive lone surrogates), an
excerpt window-split regression, PGLite + Postgres-e2e surrogate cases across
all free-text fields and scalar paths, and fail-closed identity-field tests
proving sanitization was NOT extended to slugs/holders.

* v0.42.39.0 chore: bump version and changelog (#2011)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: update project documentation for v0.42.39.0

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* v0.42.40.0 chore: re-slot release version (was 0.42.39.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test: fix env-mutation isolation violations in retrieval-reflex tests

check:test-isolation (rule R1) flags direct process.env mutation in
non-serial test files — bun's parallel runner loads multiple files into
one process, so a leaked GBRAIN_RETRIEVAL_REFLEX flips reflex behavior
in unrelated tests. Both files landed via the #2019 merge; convert the
beforeEach/afterEach env juggling to the canonical withEnv() wrapper,
which restores the prior value via try/finally even on throw.

Fixes the failing `verify` CI check on #2031 (and the `test-status`
aggregate that inherits it). All 30 verify checks green locally.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…unity PRs (#2128)

* fix(oauth): default omitted authorize scope to client's full grant

When a client omits `scope` on /authorize, the authorize() grant computed
`(params.scopes || []).filter(...)` → the empty set. That empty grant was
written to oauth_codes and propagated into the access AND refresh tokens, so
every request failed `insufficient_scope` even though the client was
registered with e.g. `read write`. Because refresh inherits the stored grant,
it never self-healed — reconnecting just minted another empty-scoped token.

Some MCP connectors (observed with Claude Desktop) omit `scope` on /authorize,
so they hit this on every connection.

Fix: when no scope is requested, default to the client's full registered scope
(RFC 6749 §3.3 permits a server default). This mirrors exchangeClientCredentials,
which already does `requestedScope ? ... : allowedScopes`. The result is still
clamped to the allowed set, so an explicit over-broad request cannot escalate.

Adds test/oauth-authorize-scope-default.test.ts covering: omitted/empty →
inherits full grant; explicit subset honored; clamp preserved (over-broad and
disallowed-only requests cannot escalate or trigger inheritance).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sync): skip Python venv/ in the code walker

collectSyncableFiles (first-sync walker) and the incremental PRUNE_DIR_NAMES
set skipped node_modules but not Python venv/. On a Python repo the walker
descended into venv/ (thousands of files); the resulting slug collisions
crashed putPage's INSERT ... ON CONFLICT ... RETURNING with
"undefined is not an object (evaluating 'row.deleted_at')".

Add `venv` alongside node_modules in both the import.ts inline skip and
PRUNE_DIR_NAMES. venv is the Python equivalent of node_modules.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(gateway): carry asymmetric input_type across the AI SDK to the wire body (#1400)

dimsProviderOptions() threads input_type ('query' | 'document') into
providerOptions.openaiCompatible for asymmetric models (ZE zembed-1,
Voyage v3+), but the AI SDK's openai-compatible adapter validates
providerOptions against a fixed schema and silently drops the field
before building the HTTP body. Every embedQuery() was therefore encoded
document-side: the ZE shim's hard default fired ('document'), Voyage and
local openai-compat servers got no input_type at all, and asymmetric
retrieval silently collapsed toward surface-token overlap — while the
providerOptions-level contract test stayed green.

Fix: an AsyncLocalStorage (same pattern as __budgetStore) populated in
embedSubBatch() only when providerOptions actually threads an
input_type, read at body-rewrite time by the fetch shims:
- zeroEntropyCompatFetch: recovers the threaded value; document default
  preserved for ingest paths.
- voyageCompatFetch: opt-in like the dims.ts Voyage branch — inject only
  when threaded; the field stays off the wire otherwise.
- NEW openAICompatAsymmetricFetch: fallthrough default for every other
  openai-compatible recipe (llama-server, litellm, ollama, ...) — the
  canonical local/proxy paths for asymmetric models. Strict pass-through
  when nothing was threaded, so symmetric deployments see zero wire
  change; recipes with their own compat fetch (azure) keep it via the
  compat.fetch ?? precedence.

KNOBS_HASH_VERSION bumped 10→11: cached query_cache rows were keyed on
document-side query vectors; pre-fix rows must not be served to post-fix
lookups (same convention as the v=3 embedding-provider bump). One-time
global cold-miss on upgrade; refills within cache.ttl_seconds.

Tests: test/embed-input-type-wire.test.ts runs the REAL SDK transport
with a mocked global fetch and asserts on the outbound body — the only
layer where this regression is observable. Covers ZE hosted, llama-server,
litellm, ollama (query + document sides) and pins the pass-through for
non-asymmetric models and Voyage's opt-in shape. 4 of the original 7
assertions fail on master, proving the pin. One structural pin in
test/ai/zeroentropy-compat-fetch.test.ts updated to the new line shape
(same semantic); KEY_FILES.md gateway.ts entry updated to the new truth.

Supersedes #1400 (closed unmerged) — same ALS mechanism, extended to
Voyage + all openai-compatible recipes. Credit to @billy-armstrong for
the original diagnosis.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(sync): honor .gitignore in code walk; prune vendor/dist/build

collectSyncableFiles (the full-sync / dry-run enumerator) reimplemented its
own directory skip list inline (node_modules || ops), bypassing the canonical
pruneDir gate and ignoring .gitignore entirely. On a Laravel/PHP repo this
descended into vendor/ (~50k Composer files), storage/, and public/build/,
trying to import 52k dependency/build files and flooding the index with
library internals (a 35-min sync that never finished, killed by the watchdog
at 3%).

- collectSyncableFiles now enumerates via `git ls-files --cached --others
  --exclude-standard` when dir is a git work tree, so the walk honors
  .gitignore (tracked + untracked-not-ignored). Falls back to the FS walk for
  non-git dirs. EroLab: 52164 -> 1028 files.
- The FS fallback now prunes through the canonical pruneDir() instead of a
  drifted inline list, so the two skip lists can't diverge again.
- PRUNE_DIR_NAMES gains vendor/dist/build (dependency + build-output trees).

Addresses #1483 (.gbrainignore), #1159 (--respect-gitignore), and the
maintainer's #1942 vendor/dist/build prune. Walker regression suites
(sync-walker-symlink, brain-writer-walk-prune, sync, sync-walker-submodule)
green: 90 pass.

* fix(config): ignore DATABASE_URL auto-loaded from cwd .env (#427)

Bun merges .env files from the process cwd into process.env before any
user code runs. loadConfig() prefers env DATABASE_URL over
~/.gbrain/config.json, so any gbrain invocation from inside a web-app
checkout silently retargets the brain at that app's database — reads go
to the wrong DB and apply-migrations can write gbrain's schema into a
production app database (#427).

effectiveEnvDatabaseUrl() re-parses the .env files Bun auto-loads from
cwd and treats a DATABASE_URL whose value matches one of them as
file-origin: ignored, with a one-time stderr notice. GBRAIN_DATABASE_URL
and genuinely exported DATABASE_URLs are honored unchanged, so the
operator escape hatch and the e2e suite's env-provided URL keep working.
Applied at loadConfig, getDbUrlSource (doctor parity), init
--non-interactive, and migrate --to.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(cli): arm the disconnect hard-deadline at teardown entry, not before the op body

The 10s force-exit timer in the shared-op dispatch was armed BEFORE the
try block, so any op whose handler ran past 10s wall-clock was killed
mid-flight with process.exit(0) and zero stdout. On a slow Postgres
pooler (6-10s per fresh connection) a healthy `gbrain search` was
force-exited every time — an empty 'success' indistinguishable from no
results. The v0.42.20.0 exitCode honor can't help: a mid-op kill fires
before any error path sets exitCode.

Move the arming into the finally (teardown entry), matching the
fall-through owner-disconnect site later in main(): the timer still
bounds a hung drain/disconnect (the C13 contract) but can no longer
kill a slow-but-progressing op. Verified on a transaction-pooler
Supabase brain: search went from 0 bytes/exit 0 at 10s to real results
at ~21s.

* fix(import): stamp source_id on extracted call-graph edges

importCodeFile built CodeEdgeInput rows without source_id, so every
edge landed NULL. getCallersOf/getCalleesOf filter
`AND source_id = <scoped>` whenever a worktree pin or --source is in
play — NULL never matches, so scoped call-graph queries silently
returned 0 rows on multi-source brains even though the edges existed
(2,122 edges, 26 targeting the probed symbol, count 0 returned).

One-line fix: carry the sourceId already in scope into the edge input.
Existing NULL rows backfill with:
  UPDATE code_edges_symbol e SET source_id = p.source_id
    FROM content_chunks c JOIN pages p ON p.id = c.page_id
   WHERE c.id = e.from_chunk_id AND e.source_id IS NULL;
(same for code_edges_chunk). Verified: code-callers returns 21 callers
where it returned 0.

* docs(migrations): NULL embeddings BEFORE the column-type alter

The Postgres recipe ordered ALTER COLUMN TYPE vector(N) before the
UPDATE that clears stale embeddings. pgvector refuses to cast existing
vectors across dimensions ('expected 1024 dimensions, not 1536'), so
the recipe as written aborts the transaction on any brain that has
embeddings — which is every brain doing this migration. Swap the steps:
NULLs cast fine.

* fix: honor legacy token source grants in oauth

* fix(cli): bound read-scope op handlers at 180s wallclock (pre-landing review)

With the hard-deadline timer correctly scoped to teardown, a genuinely
wedged read handler (hung pooler connection mid-query) would hang the
CLI forever — the #1633 zombie class the old pre-try timer accidentally
bounded at 10s. Reads now get a generous withTimeout (180s default, far
above any healthy slow-pooler run; --timeout=Ns overrides; exit 124 with
the teardown finally still draining + disconnecting). Writes/admin stay
unbounded: a long import/embed must never be killed by a default.

* fix(import): stamp unscoped edges 'default', matching the pages-table default

Review catch: 'sourceId ?? null' fixed the scoped path but left the
unscoped one (reindex --code without --source, importCodeFile callers
without opts.sourceId) stranding edges at NULL while their pages land
under the schema default (pages.source_id DEFAULT 'default') — so
getCallersOf(sym, { sourceId: 'default' }) missed them. Same bug,
other door. Fallback is now 'default'.

* fix(core): runtime dim-migration recipe NULLs embeddings before the alter

Review catch: the doc fix corrected docs/embedding-migrations.md, but
embeddingMismatchMessage still PRINTED the broken order — ALTER before
UPDATE ... SET embedding = NULL — and linked to the now-contradicting
doc. pgvector refuses to cast existing vectors across dimensions, so
the printed recipe aborted on any brain that has embeddings. Swap the
steps and say why inline.

* feat(migrate): v116 — backfill NULL edge source_id + index from_symbol_qualified

1. Backfill: edges written before the stamping fix sit at source_id=NULL
   and stay invisible to scoped call-graph queries until repaired. Derive
   each edge's source from its own from_chunk's page (pages.source_id is
   NOT NULL DEFAULT 'default'). Same SQL verified live on a 2,122-edge
   production brain.
2. Indexes: getCalleesOf filters both edge tables on from_symbol_qualified,
   which had no index — every callee lookup was a seq scan, amplified
   per-BFS-node by the recursive code walk. With NULL edges repaired,
   scoped walks actually expand, so the latent cost becomes real.
   Mirrored into src/schema.sql; schema-embedded.ts regenerated.

* docs(migrations): align the rationale list with the corrected recipe order

The 'Why we don't do this automatically' list still said alter-then-wipe;
reorder to wipe-then-alter and replace the fragile 'step 3' numeric
cross-reference with a name-based one.

* test: regression coverage for edge source_id stamping, timer placement, recipe order

- import-code-edges-source-id: scoped import stamps edges + scoped
  getCallersOf/getCalleesOf match (verified failing pre-fix), plus the
  unscoped-import case asserting 'default' stamping.
- cli-force-exit-teardown-arming: structural pin — the hard-deadline
  timer arms inside the finally (teardown entry), never before the op
  body; daemon guard, unref, clearTimeout intact.
- embedding-dim-check: recipe order pinned — UPDATE precedes ALTER so
  the printed SQL can't drift from docs/embedding-migrations.md again.

* fix(cli): hard-exit after teardown on wallclock timeout; bound makeContext too

Adversarial review, two findings on the new timeout path:
1. On timeout the finally drained, disconnected, then CLEARED the
   hard-deadline timer — removing the only backstop while the abandoned
   handler (withTimeout races, it does not cancel) can hold ref'd
   sockets/SDK timers that keep Bun's loop alive: 'timed out' printed,
   process immortal — the zombie class this branch exists to kill,
   resurrected through its own fix. The finally now exits explicitly
   after teardown completes on the timeout path.
2. makeContext does DB I/O (resolveSourceId) for EVERY op and sat
   outside any bound — a pooler wedge at context build hung reads,
   writes, and admin alike. It now shares the same wallclock bound.

* fix(import): normalize edge source once — closes the '' door and the unscoped chunk fan-out

Adversarial review: txOpts used truthiness while the edge stamp used
nullish — sourceId:'' put pages under 'default' but stamped edges '',
FK-violating against sources(id) and silently dropping the file's whole
call graph in the best-effort catch. The unscoped getChunks could also
fan out to same-slug chunks from another source. One normalized
edgeSourceId (sourceId || 'default') now drives both the chunk lookup
and the stamp.

* fix(engine): default edge source_id to 'default' at the insert layer (both engines)

Adversarial review: addCodeEdges still wrote e.source_id ?? null, so any
future caller that forgets the field reintroduces invisible NULL edges
the day after the v116 backfill runs. A NULL source_id is invisible to
every scoped call-graph query; default to the schema-default source the
way the pages table does. Applied to both engines (parity).

* fix(core): facts alter recipe NULLs embeddings before cross-dimension alters

Adversarial review: buildFactsAlterRecipe shipped the same defect class
this branch fixes for content_chunks 350 lines up — a cross-dimension
ALTER ... USING cast that pgvector refuses while rows hold old-width
vectors. Dimension changes now wipe first (the facts pipeline re-embeds
on next write); same-dim type swaps (halfvec <-> vector) keep the
lossless cast and PRESERVE data. Both behaviors pinned by tests.

* v0.42.39.0 chore: version bump + CHANGELOG + TODOS

Marks the v0.42.20.0 'decouple the op-dispatch force-exit timer' follow-up
complete — this branch ships exactly that decoupling.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(postgres-engine): atomic JSONB merge in updateSourceConfig — eliminate lost-update race

## Problem

`updateSourceConfig` used a read-then-write pattern: read the current
`config` row, normalize it in JavaScript, then write the merged result
back with `SET config = <normalized> || <patch>`.

Under concurrent callers (two background autopilot/cycle paths patching
different keys simultaneously), both callers can read the same stale
row. The later `SET config = ...` then clobbers the earlier patch,
silently dropping whatever keys the first caller wrote. Reproduced
at 21/25 lost-update events under real Postgres with parallel callers.

## Fix

Fold the normalization and merge into a single atomic `UPDATE … SET
config = CASE … END || patch` statement. Because the `SET` expression
evaluates against the row-locked latest version of `config`, there is
no snapshot window between the read and the write. Concurrent callers
now converge correctly (50/50 clean in reproduction test).

The `CASE` also normalizes historical bad JSONB shapes inline:
- `object` — used as-is
- `string` — double-encoded config; inner text parsed with the SQL
  `IS JSON` guard (Postgres 16+) so unparseable strings fall back to
  `{}` instead of raising `invalid input syntax for type json`
- `array` — array of patch objects aggregated into a flat object via
  `jsonb_object_agg`
- anything else — falls back to `{}`

`pglite-engine.updateSourceConfig` already used an atomic `||` merge;
this change brings postgres-engine to parity.

## Test

Added two assertions to `test/list-all-sources.test.ts`:
1. JSONB string holding non-JSON text normalizes to `{}` (no cast throw)
2. JSONB string holding double-encoded valid JSON is parsed then merged

* fix(doctor): five correctness fixes — stale locks, content sanity, graph coverage, exit code, gateway guard

## 1. Stale lock break hints cover gbrain-cycle: keys

The doctor stale-lock report only recognized `gbrain-sync:` lock prefixes;
everything else fell back to `gbrain sync --break-lock`, which is wrong for
dream/autopilot cycle locks. A `gbrain-cycle:<source>` or `gbrain-cycle`
lock now suggests `gbrain dream --break-lock [--source <name>]`, and
unknown lock shapes fall back to `gbrain doctor` instead of a
misleading sync command.

## 2. content_sanity_audit_recent counts reject and quarantine as hard failures

v0.42 renamed the hard disposition path: rejected pages emit a `reject`
event and quarantined junk pages emit `quarantine`; `hard_block` is now
only the pre-v0.42 legacy alias. The status check only counted `hard_block`,
so fresh `reject` / `quarantine` events from the new path cleared as `ok`
whenever fewer than 10 events existed. The check now sums all three for the
hard count, and `soft_block + flag` for the soft count.

## 3. graph_coverage excludes test fixture entity pages from the denominator

Brains seeded with code sources (e.g. a sync of the gbrain repo itself)
could accumulate test fixture pages typed as `entity` / `person`. Including
these in the entity-count denominator diluted coverage and produced spurious
warnings ("Entity link coverage 0%, timeline 0%") on knowledge-only brains
with no real entity pages. The check now queries a per-entity stats CTE that
excludes `tools/gbrain/test/*` slugs and the `templates/new-person` stub,
with an additional guard for the all-fixture case (`eligibleEntityCount = 0`).

## 4. process.exitCode instead of process.exit at doctor main exit point

`process.exit(hasFail ? 1 : 0)` was a hard kill that prevented cleanup
handlers (Bun unload events, open DB connections) from running. Using
`process.exitCode = hasFail ? 1 : 0` defers the actual termination until
the end of the event loop, allowing cleanup to complete.

## 5. checkSubagentCapability exported for test seams + gateway loop guard

The function was private, making it untestable in isolation. It is now
exported. Additionally, users running gbrain with a non-Anthropic chat model
via `agent.use_gateway_loop=true` no longer receive a spurious warning that
`ANTHROPIC_API_KEY` is missing — subagents route via the gateway loop in
that configuration and do not need the key directly.

## Tests

Doctor test suite: 77 pass, 0 fail (no regressions).

* fix(engine): deleteFactsForPage excludeSourcePrefixes (#1928) + reconnect() parity (#2034)

Engine-layer API for two cycle/availability fixes that share these files:
- deleteFactsForPage gains optional excludeSourcePrefixes so the fence
  reconcile can protect non-fence facts (e.g. cli: conversation facts).
- reconnect(ctx?) is now a first-class BrainEngine method on both engines
  (PostgresEngine already had it; PGLite gains config capture + reconnect)
  so callers stop using disconnect()+bare connect().

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(cycle): stop extract_facts from wiping conversation facts (#1928)

The fence reconcile delete-then-reinsert wiped cli:-origin facts (no fence to
recreate them); a failed-sync full walk turned it brain-wide (1829 rows, 0
reinserted, status ok). Now: exclude cli: rows from the wipe, do NOT inherit
the failed-sync->full-walk fallback for this destructive phase, and warn on
net-negative reconcile.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(autopilot,supervisor): reconnect() instead of disconnect()+bare connect() (#2034)

The autopilot health-probe recovery called connect() with no args after
disconnect(), losing the startup config (database_url undefined -> FATAL
restart-loop on every DB blip) and opening a null-pool window. Both call sites
now use engine.reconnect(), which restores the captured config.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(write-through): mirror to the assigned source's local_path, never the global repo (#2018)

put_page write-through resolved the disk target from the global sync.repo_path,
so a default-source page (local_path NULL) got written into an unrelated
federated source's working tree. Now it uses the assigned source's own
local_path; NULL local_path skips (no leak); the global path is used only as a
sole-source fallback.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(pglite-lock): heartbeat + steal-grace so live holders are never stolen (#2058)

A live holder's lock was force-removed after 5min age alone, letting a second
process share the single-writer data dir -> WAL corruption. The lock now
heartbeats while held; a holder is reaped only when its PID is dead OR its
heartbeat went stale past the steal grace. Pairs PID liveness with heartbeat
age to also defeat PID reuse.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(migrate,doctor): self-heal idx_timeline_dedup drift (#2038)

A migration renumbered during a merge (v102) could be recorded-as-applied
without its DDL running, leaving the 3-column index so every timeline write
failed the 4-column ON CONFLICT. runMigrations now always runs a shape-keyed
drift repair (dedupe-then-rebuild) even when no migration is pending, and
doctor surfaces the drift.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(timeline): un-silence the swallowed batch catch; pin Date-batch round-trip (#2057)

The meetings extractor's bare catch {} hid a brain-wide timeline-write failure
(0 entries, no error). It now counts + surfaces batch errors. Adds a Date-bearing
batch regression test proving the #1861 jsonb_to_recordset refactor already
fixed the original ::text[] cast failure.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* chore: bump version and changelog (v0.42.41.0)

Triage fix wave: 6 authored critical fixes (#1928 facts wipe, #2018
write-through leak, #2034 reconnect loop, #2058 WAL lock, #2038 timeline
migration drift, #2057 timeline silent-empty) + community PRs #2064 #2052
#2020 #2033 #2074 #2075 #2009 #2072 #2073. TODOS: deferred #1994 #1963 #2050.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix: address adversarial review findings (#1928, #2058, #2038, #2057)

Codex as-built review of the authored fixes surfaced 4 real issues:
- #2058: add a pid+acquired_at ownership token. A stale holder reaped + replaced
  past the grace must NOT let its resumed heartbeat refresh, nor releaseLock
  remove, the NEW owner's lock (re-opened the concurrent-writer hole). Heartbeat
  and release now verify the on-disk lock is still ours. + regression test.
- #1928: the destructive-full-walk guard keyed off phases.includes('sync'),
  which wrongly suppressed a legitimate full reconcile when sync was SKIPPED
  (no engine / no brainDir). Key off a syncAttempted flag set only when sync
  actually ran.
- #2038: dedupe keeps MIN(id) not MIN(ctid) — deterministic and consistent with
  the existing v-migration lower-id rule.
- #2057: the extract CLI caller now surfaces batch_errors (stderr + exit 1)
  instead of printing a clean success over failed inserts.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(key-files): sync reference to v0.42.41.0 triage-wave behavior

Update KEY_FILES.md to current-state truth for the shipped fixes (no
release-history clauses, per the reference-doc discipline):

- write-through.ts (#2018): resolves the disk target from the assigned
  source's own local_path; sole-source falls back to sync.repo_path,
  multi-source skips with source_has_no_local_path rather than leak.
- engine.ts (#2034): reconnect() is now a REQUIRED lifecycle method on
  both engines; config-restoring, never disconnect()+bare connect().
- migrate.ts (#2073): document v116 edge source_id backfill + callee
  index, and the always-run (version-counter-blind) timeline dedup
  self-heal.
- new entry for timeline-dedup-repair.ts (#2038) + the
  timeline_dedup_index doctor check.
- new entry for pglite-lock.ts (#2058): heartbeat + steal-grace
  (GBRAIN_PGLITE_LOCK_STEAL_GRACE_SECONDS) so a live holder is never
  stolen.
- extract-facts.ts (#1928): cli:-fact protection, no failed-sync
  full-walk inheritance, net_fact_deletion warn floor.

bun run build:llms re-run (KEY_FILES is link-only so bundles unchanged);
freshness + current-state guards green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(write-through): preserve nested multi-source layout; narrow #2018 leak guard

The first #2018 fix skipped any no-local_path source on a multi-source brain,
which broke the legitimate nested layout (a source without its own tree nests
under the host repo at .sources/<id>/ — pinned by put-page-write-through.test).
Narrow the guard: a no-local_path source nests under sync.repo_path as before;
only SKIP when sync.repo_path is literally another source's own local_path
(the actual leak — writing there pollutes that sibling's repo). Caught by the
sharded suite.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test: satisfy test-isolation guard for the new lock/reconnect tests

CI `verify` flagged 3 intra-process isolation violations in the tests added
this wave (the parallel runner shares one process per shard):
- pglite-lock.test.ts: the GBRAIN_PGLITE_LOCK_STEAL_GRACE_SECONDS mutation now
  goes through withEnv() instead of a raw process.env write (R1).
- pglite-reconnect: renamed to *.serial.test.ts — it creates per-test engines
  to exercise the connect/reconnect lifecycle, which doesn't fit the shared
  beforeAll-engine model (R3/R4).
verify is now 30/30; both files green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(pglite): reconnect() is a no-op for in-memory engines (#2034)

CI serial-tests + test(5) caught two in-branch regressions from the #2034
PGLite reconnect():
- worker/queue claim-error recovery + their renewLock e2e test assume PGLite
  reconnect is absent/no-op (queue.ts documents it). Making it a real
  disconnect+reopen wiped an in-memory engine's state mid-job. reconnect() now
  no-ops for in-memory (no database_path) — file-backed still re-opens the dir
  (state persists on disk). Restores the documented worker assumption.
- connection-resilience 'Supervisor still has the 3-strikes-then-reconnect
  path' pinned the removed unsafe-cast text; updated to assert the direct
  this.engine.reconnect() call.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test: quarantine embed-input-type-wire to serial lane (CI test(5) leak)

#2033's embed-input-type-wire.test.ts configures a 1280-dim embedding gateway;
the active dimension survived into engine-find-trajectory when CI's 10-way
hash-disjoint sharding co-located them (this branch's added files reshuffled the
assignment), failing 7 trajectory tests with 'expected 1280 dimensions, not
1536'. resetGateway() in afterEach clears the gateway but the dimension still
leaked. It mutates global gateway/embedding state, so it belongs in the serial
lane (own bun process, true isolation) by the repo's own definition. Root-caused
by reproducing the exact failing pair locally.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

---------

Co-authored-by: Austin Arnett <austin@sdsconsultinggroup.org>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Co-authored-by: Dave MacDonald <djmacdonald@ucdavis.edu>
Co-authored-by: pabloglzg <186649799+pabloglzg@users.noreply.github.com>
Co-authored-by: Alex P. <12667893+aphaiboon@users.noreply.github.com>
Co-authored-by: Garry Tan <bo.m.liu@gmail.com>
Co-authored-by: jbarol <barol.j@gmail.com>
Co-authored-by: maxpetrusenkoagent <max.petrusenko.agent@gmail.com>
Co-authored-by: PAI <pai@scaffolde.ai>
…force-exit tax on txn-mode poolers (#2084) (#2141)

* feat(core): finishCliTeardown + flushThenExit — bounded teardown, owned exit verdict (#2084)

cli-force-exit.ts becomes the single owner of one-shot CLI exit + teardown:
- finishCliTeardown: bounded sink drain -> bounded disconnect under a backstop
  whose deadline is COMPUTED from the bounds it guards (floor 10s;
  GBRAIN_TEARDOWN_DEADLINE_MS env override). Arms at teardown start, never
  before the op handler.
- flushThenExit: stdio write-fence (unref'd guard, EPIPE-safe) + REF'D
  aliveness grace for non-TTY stdio — Bun only delivers queued pipe writes
  while the process is alive (no flush API reaches the native queue).
- setCliExitVerdict/currentExitCode: the exit verdict lives in a gbrain-owned
  channel, never read back from process.exitCode (PGLite's Emscripten runtime
  scribbles its own status there mid-run).
- background-work.ts exports backgroundWorkSinkCount() for the deadline formula.

Unit tests + a spawned-Bun harness proving byte-complete piped output.

* fix(cli): route all nine disconnect sites through finishCliTeardown; one exit seam (#2084)

Deletes the pre-handler 10s force-exit timer (it measured handler + teardown
combined: PgBouncer txn-mode deployments paid a flat 10s banner tax on every
query, and any >10s op was killed mid-run with exit 0 and truncated output).
Sweeps op-dispatch, CLI_ONLY fall-through, search dashboard, read-only timeout
path, dream, doctor x3 (fixing a pre-existing pool leak when DB checks throw),
and ze-switch. The ONE process exit lives in main().then/catch via
flushThenExit(currentExitCode()), gated by shouldForceExitAfterMain().
Exit-code writers (op-dispatch catch, reindex, transcripts, brainstorm,
autopilot, frontmatter) now set the verdict through setCliExitVerdict.

* fix(pglite): contain Emscripten's process.exitCode writes at PGlite.create (#2084)

PGLite's WASM runtime writes its own status into process.exitCode (99 at
create; in-memory brains run initdb whose status lands on a later tick; the
exit status at close) — on PGLite every error exit was silently clobbered.
preservingProcessExitCode wraps create() to keep the global tidy; db.close()
stays unwrapped (its 0-write is baseline behavior test runners depend on).
The CLI verdict itself is immune: it lives in the owned channel.

* test: e2e + structural pins for the #2084 teardown contract

E2E: failed op exits 1; every swept command spawned (brain-copy isolation for
mutators, no-network); slow-handler regression via the deadline env knob;
piped --json parses complete; teardown banner absent on every happy path;
daemon survival untouched. Structural: no bare awaited engine disconnects in
cli.ts; DISCONNECT_HARD_DEADLINE_MS gone; >=9 helper call sites; verdict
channel + create-wrap pins.

* test: fix R1 env-isolation violations in retrieval-reflex tests

Pre-existing on master: both files mutated GBRAIN_RETRIEVAL_REFLEX directly,
failing scripts/check-test-isolation.sh (bun run verify). Converted to the
canonical withEnv() pattern; the reflex describe's beforeEach also never
restored the flag, leaking it across the shard.

* docs: KEY_FILES entries for the teardown contract; close + file TODOS (#2084)

KEY_FILES.md: current-state entry for cli-force-exit.ts (helper + central exit
seam pair, verdict channel, cli.ts-scoped claim); background-work.ts and
pglite-engine.ts entries updated. TODOS.md: the drain-before-owner-disconnect
P3 (filed from #1972) is done by this wave; files the trigger-gated
GBRAIN_COMMAND_DEADLINE_MS follow-up (eng-review D2/D14).

* fix: pre-landing review fixes (#2084)

Review army (testing/maintainability/security/performance, 0 critical):
- drain defense-in-depth: a throwing drain warns and still disconnects
  (cannot escape a caller's finally or skip the engine teardown)
- behavioral tests for preservingProcessExitCode (connect pins 0; create-throw
  restores the pre-call verdict)
- D9 widening test (live-registry sink count feeds the deadline formula),
  env 0/negative boundary cases, verdict mirror-write assertion
- stale comments: header diagram backstop line, structural-test 'both
  lifecycle calls' contradiction, KEY_FILES 10s-force-exit clauses, e2e D11
  falsification story corrected
- named the formula's pool-end literals

* fix: adversarial-review hardening — daemon-safe command resolution, flush knob, ref'd backstop (#2084)

Cross-model adversarial review (Claude subagent + Codex, both P1'd it):
- shouldForceExitAfterMain now resolves the command through parseGlobalFlags —
  the old first-non-dash heuristic read `gbrain --timeout 30s serve` as
  command "30s" and the new exit seam would have killed the daemon ~250ms
  after boot with exit 0 (unit-pinned)
- GBRAIN_FLUSH_GRACE_MS env override for the non-TTY aliveness grace (batch
  consumers piping large payloads to slow readers can raise it; agent loops
  can lower it)
- backstop timer is now REF'D: a hung teardown on an otherwise-empty event
  loop previously exited naturally — skipping the flush and surfacing
  PGLite's scribbled process.exitCode
- flushThenExit: real process.exit latched once per process
- doctor-site comment corrected; in-command process.exit teardown-bypass
  class (pre-existing) filed as a P2 TODO

* chore: bump version and changelog (v0.42.42.0)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test: move #2084 exitCode-containment lifecycle tests to the serial quarantine (R3)

* docs: update project documentation for v0.42.42.0

- docs/TESTING.md: replace the stale 4-file serial-quarantine enumeration
  with a current-state description (the quarantine is glob-discovered, now
  several dozen files incl. the #2084 exitCode-containment suite); add unit
  inventory entries for test/cli-finish-teardown.test.ts and
  test/flush-then-exit-harness.test.ts.
- docs/architecture/KEY_FILES.md: rephrase the pglite-engine exitCode
  containment note to current-state wording (clears the
  check-key-files-current-state prose-history warning).

llms bundles regenerated (byte-identical: both docs are link-only).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs: apply cross-model doc-review findings for v0.42.42.0

Codex review of docs-vs-shipped-code found 9 gaps; all verified against
the code before fixing:

- CHANGELOG.md (0.42.42.0 entry, precision narrowing only — no entries
  touched): "every CLI exit path" -> "every cli.ts disconnect site";
  "on every path" -> "on every routed exit path"; dream/doctor/ze-switch
  claim scoped to dispatcher teardown (command-internal process.exit
  sites are tracked in TODOS as the open P2).
- docs/architecture/KEY_FILES.md: the teardown backstop is REF'D, not
  unref'd (matches the F3 adversarial-review decision in the code).
- src/core/cli-force-exit.ts: header diagram comment had the same stale
  unref'd claim + `process.exitCode ?? 0`; now matches the implementation
  (ref'd timer, `currentExitCode()`). Comment-only change.
- docs/TESTING.md: verify is the 30-check parallel battery via
  run-verify-parallel.sh (was described as 4 checks); CI is 10 weighted
  LPT shards + dedicated verify/serial/slow jobs (was "4-way FNV on
  shard 1"); test:serial runs one bun process per file (not
  --max-concurrency=1); dead "cap: 10" line rewritten as debt guidance;
  inventory entries added for test/cli-should-force-exit.test.ts and
  test/e2e/pglite-cli-exit.serial.test.ts.

bun run verify green (30/30); #2084 test files green; llms bundles
regenerated (byte-identical — reference docs are link-only).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix: route v0.42.41.0's raw exitCode writers through the verdict channel; reconcile merged structural pins (#2084)

CI fallout from merging the v0.42.41.0 triage wave into the #2084 exit-seam
design — both waves fixed the same timer-placement bug independently:

- doctor.ts + extract.ts set failure exit codes via raw `process.exitCode =`
  writes (v0.42.41.0's process.exit -> exitCode conversion); the #2084 exit
  seam reads only the gbrain-owned verdict channel, so doctor FAILs exited 0
  (Tier 1 RLS e2e + half-migrated-Minions tests). Converted to
  setCliExitVerdict, same as the wallclock-124 site in the merge commit.
- cli-force-exit-teardown-arming.test.ts pinned v0.42.41.0's inline
  finally-armed timer, which the merge replaced with finishCliTeardown;
  rewritten to pin the merged invariant (no pre-try arming in cli.ts; the
  backstop arms inside the helper before the drain).
- eval-capture drain timing bound 1s -> 2s: flaked at 1023ms under CI shard
  load after the new test files shifted LPT shard packing (13x budget slack
  still proves bounded-not-hung).

---------

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
…hardening (#2084) (#2175)

* fix(cli): exit deliberately after bounded teardown instead of riding the 10s backstop (#2084)

Root cause: bounded teardown (endPoolBounded, #2015) RESOLVES, but lingering
sockets — embedding-provider fetch keep-alive, PgBouncer txn-mode sockets the
bound raced past — keep Bun's event loop alive, so every `gbrain query` paid
a flat 10s tax exiting via the hard-deadline force-exit banner.

Three changes, one contract:

- flushStdoutThenExit (cli-force-exit.ts): when main() resolves and the
  command is not a daemon, exit deliberately — after stdout AND stderr drain
  (writableLength===0, 'drain'-event + poll loop, 2s unref'd guard for a
  blocked pipe). Incident #1959 (force-exit truncating piped stdout) is the
  regression class; pinned by a 256KB real-pipe subprocess test.

- drainThenDisconnect (cli.ts): ONE owner-disconnect helper at all 8 sites
  (op-dispatch, CLI_ONLY fall-through, search dashboard, doctor remediation
  x3, ze-switch, dream, read-only timeout path). Drains the background-work
  registry, then disconnect (best-effort), bounded by the 10s unref'd
  hard-deadline — which is now armed around the TEARDOWN window only, not
  before the op handler (the old placement would have force-killed any op
  slower than 10s). Closes the filed TODOS P3 drain-hoist: six sites
  previously skipped the drain entirely and had no hang timer at all.

- Inner process.exit sweep: mid-handler exits in engine-owning/output-bearing
  paths (status, friction, claw-test, smoke-test, eval cross-modal /
  takes-quality replay / conversation-parser / whoknows-thin, status-thin)
  become process.exitCode + return so they flow through the drains and the
  flush-exit. Pre-engine usage/parse/refusal exits stay as-is.

BrainRegistry.disconnectAll deliberately unchanged: zero production callers
in src/, per-engine disconnects already bounded, and the kernel reclaims
sockets on exit (src/core/timeout.ts doctrine).

DAEMON_COMMANDS gains 'watch' ahead of the #2095 push transport.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test(e2e): PgBouncer transaction-mode pooler in CI + teardown e2e (#2084)

Three consecutive waves (#1972#2015#2084) fixed pooler-teardown bugs
verified only against one production deployment — CI had no transaction-mode
pooler and could never see the class. Now it can:

- docker-compose.ci.yml: `pgbouncer` service (transaction pooling) fronting
  postgres-1, mirroring the production split-pool topology (direct :5432 +
  pooled :6543). AUTH_TYPE=plain (pg16 SCRAM verifiers need the plaintext
  password in the userlist) + IGNORE_STARTUP_PARAMETERS for the
  statement_timeout/idle_in_transaction_session_timeout startup params
  gbrain's client sets (the Supabase pooler whitelists the same).
- test/e2e/pgbouncer-teardown.test.ts: schema + fixture via the DIRECT url
  into a dedicated `gbrain_pgbouncer` database (never races shard TRUNCATEs),
  then spawns the real CLI against the POOLED url and asserts: exit 0,
  stdout intact (the #1959 truncation class), and NO
  "did not return within 10000ms — force-exiting" banner (pre-#2084 it
  printed on 100% of query-shaped ops on this topology). Class bound, not
  exact timing. Skips gracefully without GBRAIN_PGBOUNCER_URL.
- scripts/ci-local.sh: threads GBRAIN_PGBOUNCER_URL +
  GBRAIN_PGBOUNCER_DIRECT_URL into all three e2e phases.

Verified live: both tests green against pgbouncer 1.25.2 in transaction mode.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(schema): context_volunteer_events table (v116) — push-context feedback log (#2095)

One row per page the brain volunteers (op / reflex / watch channels).
"Used" is DERIVED, never written: pages.last_retrieved_at > volunteered_at
(the existing bumpLastRetrievedAt write-back is the open/cite signal), so
there is no second tracking path. session_id/turn are nullable
caller-supplied attribution; rationale is a deterministic template string,
never raw conversation text.

- Migration v116 (idempotent) + mirrors in src/schema.sql +
  src/core/pglite-schema.ts + regenerated schema-embedded.ts (regen also
  folds in pre-existing comment-only drift from the v114 links edits).
- src/core/context/volunteer-events.ts: insertVolunteerEvents (ONE
  multi-row parameterized INSERT — never per-row awaited round-trips) +
  purgeStaleVolunteerEvents (90-day GC, returns 0 on pre-v116 brains).
- Dream cycle purge phase prunes stale events alongside op_checkpoints /
  brainstorm checkpoints / batch-retry audit files.
- RLS on Postgres comes from the v35 auto_rls_on_create_table event
  trigger (the same mechanism that covered v110 page_aliases and v115
  op_checkpoint_paths); the volunteer Postgres e2e pins it.
- No ::jsonb anywhere; no bootstrap probe needed (nothing references the
  table pre-creation; writers guard with try/catch).

Tests: v116 shape + columns + indexes + live insert/purge round-trip on
PGLite (test/migrate.test.ts, 161 pass); schema-bootstrap-coverage green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(context): multi-turn window extraction + confidence-scored volunteer core (#2095)

- entity-salience.ts: extractCandidatesFromWindow(turns) — runs the existing
  per-turn extractor across the last N turns (oldest→newest), merges by the
  normalizeAlias form with occurrence/newest-turn/user-mention metadata, and
  orders by salience (recency > frequency > user-role) so the MAX_CANDIDATES
  cap drops stale assistant chatter, not the entity the user just named.
  Closes the filed assistant-introduced-entities recall TODO; true pronoun
  coreference (never-named antecedents) stays out of scope.

- retrieval-reflex.ts: ReflexPointer gains source_id + arm + confidence +
  matchedNorm. ARM_CONFIDENCE (alias 0.9 / title 0.8 / slug-suffix 0.6)
  lives next to the arm definitions so identity and score can't drift.
  Arm-2 provenance is classified in JS (codex D8 — the combined OR can't
  report which predicate matched). Federated sourceIds[] scope (alias arm
  loops per source; arm 2 uses source_id = ANY — no engine-interface
  change). Suppression gains 'slug-only' mode (codex D7, REQUIRED for
  windowing): the legacy title-whole-word rule would suppress every entity
  merely MENTIONED in a prior window turn, breaking the feature by
  construction — slugs only enter context when a pointer/page was actually
  surfaced. Default stays 'slug-and-title' for the window=1 legacy path.

- volunteer.ts (new): parseWindow (lenient user:/assistant: prefixes, CRLF,
  unprefixed → one user turn), volunteerContext (zero-LLM: extract →
  resolve → +0.05 multi-turn/newest-turn boost → min_confidence 0.7 gate →
  cap 3/5; deterministic rationale strings, never raw conversation text),
  and volunteerUsageStats (per-arm/channel precision from the
  last_retrieved_at join, labeled approximate — 5-min throttle false
  negatives, unrelated-read false positives; codex D9).

Tests: 35 green across volunteer-context (window parsing, pronoun follow-up
via assistant-introduced entity, confidence gating, slug-only suppression,
takes-fence privacy, multi-source scope, caps, stats join math) +
retrieval-reflex back-compat + resolve-ipc.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(ops): volunteer_context op — CLI (stdin) + MCP, drained event sink (#2095)

New read-scope op on the contract surface (CLI `gbrain volunteer-context`
with stdin → window, MCP tool for free): takes a rolling conversation
window, returns confidence-gated page pointers with rationales + synopses.
`window` is optional-unless-stats (validated in the handler, codex D9);
`stats: true` returns the volunteered-vs-used precision summary, labeled
APPROXIMATE (the 5-min last-retrieved throttle and unrelated reads both
bias the join). Source scope threads through sourceScopeOpts — federated
grants narrow the volunteer to the granted sources.

Event logging is fire-and-forget through a new `volunteer-events`
background-work sink (volunteer-events.ts, mirrors last-retrieved: tracked
dangling promise set + bounded drain + snapshot-drop on timeout so a
long-lived process never accumulates ghosts). ONE batched INSERT per call,
drained on every exit path by the commit-1 drain hoist; failure never
fails the op (pinned by an injected failing-engine test).

cli formatResult renders both shapes (pointer lines with confidence/arm/
rationale; the stats summary with per-arm precision).

Tests: op contract surface, window-required validation, sink round-trip
with session_id/turn attribution, failing-engine fail-open, federated
grant scoping, stats mode (26 green on PGLite) + a real-Postgres e2e
proving the op + sink + stats join AND that context_volunteer_events has
RLS enabled (keeps the auto-RLS event-trigger mechanism honest for v116).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(context): reflex consumes the rolling window + ambient-channel logging (#2095)

The default-on retrieval reflex now extracts entities from the last N turns
(retrieval_reflex_window_turns, default 4; env
GBRAIN_RETRIEVAL_REFLEX_WINDOW_TURNS; window=1 reproduces the legacy
current-turn-only behavior exactly). assemble() passes the recent
user/assistant turns (hard cap 12); the reflex slices to the configured
window. Assistant-introduced entities and "what did she invest in?"
follow-ups whose antecedent was NAMED in the window now surface pointers —
the issue's "zero agent-initiated queries" success criterion on the
ambient path.

Under windowing, suppression switches to slug-only (codex D7): the legacy
title-whole-word rule would suppress every entity merely MENTIONED in a
prior window turn, breaking the feature by construction. Slugs only enter
prior context when a pointer/page was actually surfaced, so
already-surfaced pages still suppress. The suppression mode flows through
all three resolver rungs (host opts, serve IPC request, direct Postgres).

Ambient-channel feedback (codex D11): the server-side resolver paths
(serve IPC + direct Postgres) log volunteered pointers with
channel: 'reflex' through the drained volunteer-events sink, so
`gbrain volunteer-context --stats` measures the default-on path where most
volunteering happens. Host-injected resolvers (no gbrain engine) can't
log — documented gap. Precision gates, 1.5s ceiling, fail-open, and the
pointer cap are unchanged.

Tests: prev-assistant-turn entity fires; window=1 legacy parity; slug-only
vs already-surfaced suppression; throwing resolver stays fail-open
(16 green).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* feat(cli): gbrain watch — push transport over stdin (#2095)

The issue's headline: the brain volunteers pages as the conversation flows,
instead of waiting to be asked. `some-transcript-feed | gbrain watch` reads
turns line-by-line ('user:'/'assistant:' prefixes set the role; unprefixed
lines are user turns), keeps a rolling window (--window-turns, default 4),
and streams confidence-gated pointers with rationales to stdout (--json for
JSONL). Session dedupe rides the core's slug-only suppression — a slug is
volunteered at most once per session. Events log on channel 'watch' with
session_id + turn through the drained sink.

Lifecycle: watch BLOCKS in the stdin iteration (like `jobs work`) — an
interactive TTY stays alive until Ctrl-C/Ctrl-D, piped input ends at EOF —
so it is deliberately NOT in DAEMON_COMMANDS (reverts the commit-1
placeholder): when main() resolves the work is over, the CLI_ONLY finally
drains volunteer events via drainThenDisconnect, and the entrypoint
flush-exit ends the process. Keeping it in the daemon set would have made
the piped EOF path hang on lingering sockets — the exact #2084 class.
SIGINT closes the stream and flows through the same drain path instead of
killing mid-write. Per-turn resolution failures are fail-open (the stream
never dies on a transient DB error).

Full wiring (eng-review D12): CLI_ONLY + CLI_ONLY_SELF_HELP (WATCH_HELP) +
THIN_CLIENT_REFUSED_COMMANDS (thin clients use the volunteer_context MCP
op) + main --help entry.

Tests: 18 green — help, per-turn volunteering + clean EOF return, rolling
window via assistant-introduced entity, session dedupe, --json shape with
turn attribution, channel-watch event rows, --min-confidence gate, CRLF/
blank tolerance, daemon-gate semantics. Live smoke: piped `gbrain watch`
on a fresh PGLite brain exits 0 at EOF with no force-exit banner.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs: KEY_FILES + push-context guide + TODOS for the #2084/#2095 wave

- docs/architecture/KEY_FILES.md (current-state): context entries gain the
  window extractor, arm provenance/confidence, suppression modes, volunteer
  + volunteer-events modules; background-work entry now lists FIVE sinks and
  the drainThenDisconnect owner-disconnect contract; new entries for
  src/core/cli-force-exit.ts (the exit contract) and src/commands/watch.ts.
- docs/guides/push-context.md (new): the three channels (reflex/op/watch),
  the confidence model, CLI usage, config keys, and the approximate-stats
  caveat. Linked from CLAUDE.md's reference map.
- CLAUDE.md: ops line mentions volunteer_context + the guide link;
  bun run build:llms regenerated in the same commit (freshness test green).
- TODOS.md: #2095 deferrals filed (SSE push channel, policy skill + doctor
  check, structured messages[] param); the #1981 entity-detection TODO
  narrowed (window extraction covered assistant-introduced entities +
  named-antecedent follow-ups); the drain-hoist P3 marked DONE by the
  #2084 wave.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test(e2e): truncate context_volunteer_events in setupDB (#2095)

The new feedback-log table wasn't in ALL_TABLES, so volunteered-event rows
persisted across e2e runs on a reused database and poisoned count/stats
assertions in volunteer-context-postgres on the second run. No FK to pages
(slug join), so position before pages is for hygiene only.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(cli): own the exit verdict — never trust ambient process.exitCode (#2084)

Caught by the full unit suite: `gbrain apply-migrations` on PGLite started
exiting 99. Root cause: PGLite's Emscripten runtime writes the WASM
backend's proc_exit status into process.exitCode (initdb at create-time,
the postmaster at close-time — `exitCode=status` in pglite's dist), and
the writes land ASYNCHRONOUSLY, outside any snapshot/restore window around
create/close (a guarded attempt verified this). The pre-#2084 success path
never read process.exitCode, so the pollution was invisible; the new
deliberate flush-exit propagated it faithfully.

Fix: gbrain records its own verdict. setCliExitCode(n)/getCliExitCode() in
cli-force-exit.ts — every gbrain-owned exit-code assignment routes through
the setter (still mirrored to process.exitCode for outside readers), and
both exit paths (entrypoint flushStdoutThenExit + the drainThenDisconnect
hard-deadline backstop) read the getter. Swept all assignment sites:
cli.ts (op error, friction, claw-test, smoke-test, eval runners, status,
import errors) + reindex/transcripts/brainstorm/frontmatter/autopilot.

Also updates the v0.42.20 structural pins to the drainThenDisconnect shape
(ordering invariant asserted INSIDE the helper + >=8 helper call sites,
superseding the two-inline-pairs assertion).

Verified: apply-migrations spawn test green; `init --migrate-only` exits 0;
an errored op still exits 1.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test: re-pin the teardown-arming invariant at its post-#2084 home

Master's v0.42.41.0 triage wave and the #2084 wave fixed the same
pre-armed-timer bug independently; the merge keeps #2084's shape (arming
inside the shared drainThenDisconnect helper, covering all 8 exit paths).
The structural pin now asserts the same invariant — no pre-try arming;
gated, unref'd, before-drain, cleared — at the helper.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test: coverage for ambient reflex-channel logging + watch window/cap flags

Ship coverage audit (85%, gate PASS) named five gaps; the two substantive
cheap ones close here: the codex-D11 logChannel='reflex' path now has a
behavioral pin (events land on channel 'reflex' through the drained sink;
no logChannel → no events), and gbrain watch's --window-turns / --max-pages
flags are exercised (turn-1 attribution under window=1; cap to one page).
Remaining flagged-not-blocking: the wallclock-timeout branch (untestable
without >10s real-clock flake — same rationale as the arming pin),
formatResult's volunteer case (module-private), and the cycle purge wiring.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test: close the remaining plan-audit gaps — formatResult rendering + watch SIGINT

formatResult exported for tests (same import-safety contract as cliAliases);
test/cli-format-volunteer.test.ts pins the pointer lines, empty-gate message,
and approximate stats summary. test/watch-command.test.ts gains a real
subprocess SIGINT test: piped stdin that never reaches EOF, SIGINT mid-stream,
assert exit 0 with no force-exit banner — the drain-then-exit lifecycle under
the actual signal, not just the shared exit path.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix: doctor's FAIL verdict was zeroed by the owned exit — sweep stragglers + class pin

The merged-state suite caught it: doctor --fast --json reported FAIL but
exited 0. Master's v0.42.41.0 brought raw `process.exitCode =` writes
(doctor.ts hasFail ternary, extract.ts) that the #2084 verdict-owning exit
silently zeroes — getCliExitCode() deliberately never reads ambient
process.exitCode (the PGLite-Emscripten pollution defense), so any setter
that bypasses setCliExitCode reports success on failure.

Swept both sites and added the structural class pin: a test greps src/ for
raw `process.exitCode =` outside cli-force-exit.ts, so the next merge that
introduces one fails loudly instead of lying about exit codes.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* chore: bump version and changelog (v0.42.43.0)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test: quarantine the watch SIGINT subprocess test to the serial lane

The parallel unit shards flake on concurrent CLI subprocess spawns (failed
at 7ms in-suite, green solo) — same isolation rationale as
apply-migrations-pglite-spawn.serial.test.ts and #2141's R3 quarantine.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs: update project documentation for v0.42.43.0

Post-ship doc verification against the release diff (#2095 push-based
context + #2084 superset hardening), with a cross-model doc review:

- push-context.md: version tag corrected to v0.42.43.0; per-call knobs
  now cover prior_context/days and watch's flag surface accurately;
  feedback-log writes described as best-effort; synopsis fence-strip
  described as unconditional.
- CLAUDE.md: stale operation count (~47 -> ~90); volunteer_context
  release reference corrected to v0.42.43.0.
- KEY_FILES.md: ci-local entry rewritten to current topology (4-shard
  parallel default, four Postgres services, transaction-mode PgBouncer
  + GBRAIN_PGBOUNCER_URL/_DIRECT_URL exports); stale E2E file counts
  dropped from the selector entry.
- TESTING.md: inventory entries for the new #2084 structural pins
  (cli-exit-verdict-pin, cli-pipe-truncation), the push-context test
  suite (volunteer-context, watch-command, watch-sigint.serial,
  cli-format-volunteer), migrate v117 coverage, and the two new E2E
  files (pgbouncer-teardown env gating, volunteer-context-postgres RLS
  pin); check:all row corrected (not a superset of verify).
- AGENTS.md + RELEASING.md: ci:local descriptions updated to the
  sharded + pooler topology.
- CHANGELOG (wording only, entry preserved): "retrieved" instead of
  "opened" for the used-signal, pooler scoped to the local CI gate,
  feedback log labeled best-effort.
- llms-config.ts: index the new push-context guide; bundles
  regenerated (build:llms) and freshness test green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* docs(test): correct the v116 reference — the table shipped as migration v117

* fix: pre-landing review hardening — federated alias parallelism, trust-boundary clamps, shared protocol helpers (#2095)

Five specialist reviewers (testing/maintainability/security/performance/
data-migration) on the reconciled diff; every finding applied:

Performance: the alias arm now resolves all granted sources CONCURRENTLY
(a federated caller paid M sequential RTTs per turn — ~355ms at 5 sources
cross-region, inside the reflex's 1.5s budget); watch's session dedupe is
O(1) Set membership instead of a monotonically growing priorContext string
(O(T²) over a long-lived session); getWindowTurns iterates from the tail
(per-turn cost no longer grows with session length); the resolver's
provenance maps fold into the existing candidate pass.

Security: volunteer_context clamps caller-supplied attribution at the trust
boundary — session_id capped at 256 chars (a read-scoped token could bank
~1MiB TEXT per request, retained 90 days), turn logged only when a safe
integer (a non-integer threw inside the batched INSERT and silently dropped
the whole batch). The privacy comments now state precisely what rationale
may contain (the matched entity's surface form — which by construction
resolved to an existing alias/title/slug — never free conversation text).

Maintainability: TURN_PREFIX_RE + formatVolunteeredPage exported from
volunteer.ts and shared by watch/cli (the two surfaces can no longer
drift); volunteerEventRowsFrom is the single VolunteerEventRow assembly
site for all three channels; watch's window default now honors the same
retrieval_reflex_window_turns config knob the reflex reads; the stale
pre-v116 comments swept to pre-v117.

Testing: the two flake-class CRITICALs fixed (pipe test asserts the
backstop banner instead of a cold-CI-hostile 9s wall bound; the SIGINT test
waits on watch's new machine-readable ready line instead of a fixed 15s
sleep — 2.5s and deterministic now); new coverage for the sink's timeout
branch + ghost-reference drop, watch per-turn fail-open, untrusted knob
clamps (min_confidence/max_pages/days), window-cap ordering (newest user
mention survives), serve-IPC suppression passthrough + channel=reflex
logging, windowTurnCount edge semantics, and structural pins for the sink
registration + cycle purge wiring. The exit-verdict pin's grep is now
operator/whitespace-tolerant.

Deferred with TODOs: resolver index shapes for the per-turn query;
batched first-prune after a long dream-cycle gap.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(context): red-team hardening — pre-cap dedupe, delivery-side reflex logging, window clamp

Four red-team findings on the #2095 push-context surface:

- RT1 starvation: watch's session-dedupe Set filtered AFTER volunteerContext's
  cap, so a recurring already-pushed entity burned cap slots every turn and
  starved fresh pages behind it. VolunteerOpts.excludeSlugs now skips inside
  the pointer loop BEFORE the confidence gate and the cap.
- RT3 honest stats: reflex-channel event logging moved from inside the
  resolver to the DELIVERY point — serve's resolve-IPC onDelivered hook fires
  only after the response write succeeds, and buildReflexAddition logs only
  after the per-turn timeout admits the block. A block the client's 250ms
  budget abandoned was never injected and no longer counts as volunteered.
  (logChannel resolver opt removed; logDeliveredReflexPointers is the seam.)
- RT5 unbounded window: --window-turns is clamped to [1, 64] so a config typo
  can't reintroduce the re-scan-everything-per-turn cost class.
- RT2/RT4 documented + filed: PGLite watch connection monopoly (WATCH_HELP,
  push-context guide, TODO to route watch via serve IPC); host-resolver
  suppression contract at ResolveEntitiesFn (TODO for a capability gate).

Tests: starvation guard (watch + volunteerContext unit), window clamp floor +
ceiling, delivery-side logging (helper writes channel=reflex through the
drained sink; bare resolver writes nothing; empty list no-op), IPC wiring test
rewired to onDelivered. KEY_FILES.md + push-context.md updated; build:llms run.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* fix(context): env-plane window knob works config-less; harden two gateway-state-leak victims

Three CI-only check failures, two root causes:

1. windowTurnCount ignored GBRAIN_RETRIEVAL_REFLEX_WINDOW_TURNS when
   loadConfig() returned null (no config file AND no DATABASE_URL — a clean
   CI shard with no brain). loadConfig drops its env→config mapping in that
   case, so the documented escape hatch silently died and the window fell
   back to 4 → windowed extraction widened when the test set window=1 →
   prior-turn entity leaked. Fixed: read the env var directly in
   windowTurnCount, mirroring reflexEnabled's direct process.env read. This
   is a real product bug, not just a test artifact — any config-less host
   using the env hatch was affected. Regression test pins it.

2. sync-cost-preview + doctor-federation-health failed only IN-SHARD: a
   sibling test configured a non-legacy (ZeroEntropy 1280-d / $0.05) gateway
   and never reset it. The legacy-embedding preload only restores the
   OpenAI/1536 default when the gateway slot is EMPTY, so a non-empty foreign
   config survives into the next file — and a file's beforeAll runs BEFORE
   the preload's restoring beforeEach, so federation-health built a
   vector(1280) column and its 1536-d fixture hit CheckExpectedDim. My new
   test files reshuffled the deterministic file→shard assignment, exposing
   this latent ordering bug. Hardened both victims to establish the gateway
   state they assert (sync-cost-preview resets to the unconfigured fallback;
   federation-health pins legacy 1536 before initSchema) so they're
   order-independent. Verified against a simulated leaker run before them.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

* test(context): use withEnv() in the window env-hatch test (test-isolation guard)

The regression test added in 82cc7ff mutated process.env directly, which
check:test-isolation (R1) forbids — use the withEnv() helper that restores on
exit, same as the rest of this file. Behavior identical; guard green.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

---------

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
…l site (#2165) (#2171)

* docs(tutorial): point AlphaClaw deploy link at the official site (#2165)

Step 4 of the personal-brain tutorial linked to the wrong top-level
domain for AlphaClaw. Corrected so the deploy step works as written.

* chore: bump version and changelog (v0.42.44.0)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

---------

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
…daily cron (#2139) (#2224)

* feat(core): shared computeSyncDelta + spend-posture module (#2139)

sync-delta.ts: ONE implementation of "what changed since last_commit",
consumed by both the sync executor and the inline cost estimator so the
gate's dollar figure can't drift from what the sync imports.

spend-posture.ts: spend.posture config + parseUsdLimit/formatUsdLimit
off-switch parsing (off/unlimited/none → Infinity; undefined at the budget
boundary so ledger rows never serialize null).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(sync): delta-aware cost estimator + non-TTY auto-defer + per-source failure acks (#2139)

The inline-embed cost gate was a ~400x phantom: it priced the entire tree
whenever the working tree was dirty (always, on an active brain), then blocked
the daily cron with exit 2. Now:

- performSyncInner + the estimator both route through computeSyncDelta, so the
  estimate mirrors execution (fetch-first delta; dirty-but-caught-up tree → $0).
- shouldBlockSync is posture-aware; non-TTY above floor AUTO-DEFERS embeds to
  capped backfill jobs (exit 0) instead of wedging — single shared
  runInlineCostGate on both --all and single-source paths.
- --full prices delta + stale backlog (full sync sweeps it inline).
- off/unlimited on the cost knobs; tokenmax bypasses the backfill cap (still
  ledgered) but never the cooldown.
- --skip-failed/--retry-failed scoped per source; the D15 parallel refusal is
  lifted (the #1939 ledger is per-source + lock-serialized).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(config): register spend-control keys + validate spend.posture (#2139)

Adds spend.posture + the five previously --force-only spend knobs to
KNOWN_CONFIG_KEYS so `config set` accepts them directly (removes the
archaeology the issue complained about), and rejects invalid spend.posture
values at set time with a paste-ready hint.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(reindex,enrich,onboard): spend.posture across the remaining cost gates (#2139)

reindex-code: tokenmax makes the cost gate informational; --max-cost accepts
off/unlimited. enrich + onboard --auto: tokenmax lifts the refuse-without-cap
guardrail and runs UNCAPPED (spend still ledgered by BudgetTracker). Explicit
--max-usd always wins over posture.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test: cost-gate, delta estimator, spend-posture, off-switch coverage (#2139)

New sync-delta + sync-cost-estimate unit suites; rewritten cost-gate serial
tests (auto-defer instead of exit 2, posture, off-switch, format split,
single-source); parseUsdLimit/posture-aware shouldBlockSync; backfill cap-off
+ tokenmax-bypass + cooldown-still-refuses; config known-key acceptance.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(spend-controls): single spend-control surface + ref-map + follow-up TODOs (#2139)

New docs/operations/spend-controls.md (every gate, key, default, off switch,
posture interaction); CLAUDE.md reference-map row; two P3 follow-up TODOs
(measured chunk-count gating, per-source defer granularity). llms bundles
regenerated.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(spend): SSRF-harden estimator fetch + complete off/uncapped across reindex/enrich/onboard (#2139)

Ship-stage codex pre-landing review caught four P1s in the secondary cost gates:

- The delta estimator's fetch-first ran `git fetch` through the plain git()
  helper, bypassing the GIT_SSRF_FLAGS + GIT_TERMINAL_PROMPT=0 hardening that
  real sync uses. Added `fetchRemote()` to git-remote.ts (same flags as
  pullRepo) and route the estimator through it — a cost preview / dry-run can
  no longer hit a remote through a less-protected path.
- `reindex --max-cost off`, `enrich --max-usd off`, `onboard --auto --max-usd
  off` were parsed but didn't actually proceed/uncap. Now: explicit off (and
  spend.posture=tokenmax) proceed past the confirmation/missing-cap refusal AND
  run uncapped. enrich threads an Infinity sentinel mapped to "no BudgetTracker
  ceiling" (never raw Infinity → no null in audit rows); reindex/onboard use
  their native undefined=uncapped path. Spend still ledgered.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: bump version and changelog (v0.42.45.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(KEY_FILES): update sync/embedding/git-remote/reindex entries to post-#2139 truth

document-release pass: the cost-gate entries described the pre-#2139 behavior
(full-tree-ceiling estimator, --skip-failed-rejects-under-parallel, exit-2
confirmation gate). Updated to current truth — delta-aware estimator via the
shared computeSyncDelta, per-source failure acks under parallel, non-TTY
auto-defer (no exit 2), posture-aware shouldBlockSync. Added entries for the
two new core modules (sync-delta.ts, spend-posture.ts) + fetchRemote on
git-remote.ts + reindex --max-cost off.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…2200) (#2239)

* fix(engine): federated sourceIds[] scope on by-slug secondary reads (#2200)

getTags/getLinks/getBacklinks/getTimeline (both engines) + TimelineOpts now
accept a federated `sourceIds[]` read grant, precedence over scalar sourceId,
filtering `source_id = ANY($::text[])` — mirroring getPage from v0.42.37.0.

- getTags: `page_id = (subquery)` -> `IN (subquery)` + DISTINCT so a slug present
  in >1 granted source unions tags instead of throwing on a multi-row subquery.
- getLinks/getBacklinks: federated branch scopes ALL THREE page endpoints (from,
  to, AND the authoring origin) so a cross-source link can't disclose a foreign
  slug. Scalar/unscoped branches unchanged (trusted internal callers keep the
  cross-source view).
- getTimeline: Postgres 8-branch cartesian tree collapsed to one fragment-composed
  query; PGLite adds the sourceIds branch to its dynamic WHERE.

* fix(ops): route by-slug reads through the federated source scope (#2200)

get_page resolves tags against the concrete page's source; get_tags/get_links/
get_backlinks/get_timeline route through sourceScopeOpts(ctx) (replacing the
copy-pasted scalar `ctx.sourceId ? {sourceId} : {}`). New linkReadScopeOpts
promotes an UNTRUSTED remote scalar scope to sourceIds[] so legacy/pre-federated
tokens also get all-endpoint link scoping; trusted local CLI keeps cross-source.

* test: federated read scope on by-slug reads + engine parity (#2200)

Per-op federated reads, isolation (out-of-grant -> empty), cross-source decoy
guard, far-endpoint + origin leak guards (F1), same-slug union (D3A), empty-array
contract, scalar-remote promotion (D1), getTimeline date-window after the Postgres
fragment refactor (D5A), and engine-parity arms for all four methods.

* chore: bump version and changelog (v0.42.46.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(key-files): document federated by-slug read scope + linkReadScopeOpts (#2200)

The #2200 fix routed get_page tags + get_tags/get_links/get_backlinks/
get_timeline through the federated source scope and added sourceIds[] to the
engine read methods + TimelineOpts. Bring KEY_FILES.md to current state: the
operations.ts entry's sourceScopeOpts read-op list now includes the by-slug
reads and documents the linkReadScopeOpts helper (three-endpoint link scoping +
untrusted-remote scalar promotion); the engine.ts entry notes the by-slug read
methods + TimelineOpts carry the same sourceIds[] federated axis.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…tive gbrain advisor (#2180) (#2231)

* feat(skillpack): brain_resident manifest fields + init-brain-pack scaffolder + tools version-skew lint

Add optional brain_resident/schema_pack to the v1 manifest (additive,
forward-compatible). New runInitBrainPack scaffolds a brain-resident pack
(brain_resident:true, exact gbrain_min_version, 5-section machine-parseable
README) beside brain content; applyWritePlan factored out of init-scaffold.
brain-pack-lint validates each skill's declared tools: against the serving op
set (E6 version-skew). Wires gbrain skillpack init-brain-pack.

* feat(skillpack): Topology A brain-pack discovery on sources add + bounded nag

After 'gbrain sources add', if the source ships a brain_resident pack, print an
agent-readable advisory (ask the user before scaffolding). nag-state.ts tracks
declines per (source-repo brain_id, source, pack) with escalate-then-suppress;
declines count only on CLI-interactive displays, never cron/MCP. Fail-open: a
malformed/absent pack never breaks sources add.

* feat(advisor,skillpack): list_brain_skillpack MCP tool + gbrain advisor

Topology B: dedicated source-scoped list_brain_skillpack op + get_skill source_id
disambiguation (brain-resident-locate.ts); git scaffold-spec never a server FS
path; source-aware schema match. LEARN_INSTRUCTION + serve-http banner.

gbrain advisor: read-only ranked actions from brain state (8 resilient collectors,
shared renderer, JSONL history, --json severity exit codes, local-only argv
--apply dispatcher). Exposed over MCP behind mcp.publish_advisor (default off,
read-only on remote; workspace collectors no-op remotely). Generalizes
post-install-advisory to a single current-state recommended set (install→scaffold).

* feat(skills): bundle gbrain-advisor skill + weekly cron recipe + ranking eval

skills/gbrain-advisor teaches a harness to run gbrain advisor on a cadence and
ping the user (read-only; ask before fixing). Registered in manifest.json,
RESOLVER.md, openclaw.plugin.json. E4 ranking-precision eval on seeded-defect
fixtures (100%).

* chore: bump version and changelog (v0.42.47.0)

Brain-resident skillpacks + gbrain advisor (#2180).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: sync CLAUDE.md + KEY_FILES for brain-resident skillpacks + advisor (#2180)

Skill count 29->30, Skills section gains the brain-resident skillpacks + advisor
capability, KEY_FILES gets current-state entries for the new modules. Regenerate
llms bundles.

* test,fix: align stale assertions with generalized advisory + advisor resolver triggers (#2180)

- post-install-advisory.test.ts: install→scaffold wording (the install verb was
  removed); restore two-column in book-mirror copy; drop the removed skillpack-list line.
- RESOLVER.md: gbrain-advisor trigger now fuzzy-matches a declared frontmatter
  trigger (resolver round-trip D5/C).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: regenerate llms bundle for updated advisor resolver row (#2180)

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…ty on PAT+URL (#2241)

* feat(git): divergence-safe pull, push-probe, default-branch detection for brain durability

Add GIT_ENV_AUTH + divergenceSafePull (skip-on-dirty, conflict-abort-clean,
never-mid-rebase), detectDefaultBranch, pushProbe, and an env-gated
GBRAIN_GIT_ALLOW_FILE_TRANSPORT escape hatch. Export GIT_ENV. pullRepo's
--ff-only contract is unchanged.

* feat(durability): brain-repo hardening core (hook, helper, cron, PAT, AGENTS rules)

hardenBrainRepo/unhardenBrainRepo: local untracked post-commit hook + committed
brain-commit-push.sh (one shared push-retry template), repo-scoped credential
with existing-helper reuse, push-probe verify, active-resolver-file rules with
taxonomy from _brain-filing-rules.json, minimal DB-free pull cron. PAT redaction
via redactSecretsInText.

* feat(sources): harden/pull/unharden commands + auto-harden on add --url

sources harden/pull/unharden subcommands; --pat-file/--no-harden on add;
auto-harden managed clones on add; unharden-before-remove. cli.ts pre-connect
early-exit for DB-free 'sources pull --path' (the cron entry, never opens PGLite).

* test(durability): unit + integration coverage for brain-repo durability

git helpers, core harden/unharden, hook+helper E2E (real background push),
cron generators. 41 tests across 4 files.

* chore: bump version and changelog (v0.42.48.0)

Brain-repo git durability: auto-harden a brain's working tree (local auto-push
hook, committed commit-push helper, always-on agent rules, DB-free pull cron,
repo-scoped credential, push-probe verify) the moment gbrain gets a PAT + URL.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sources): route harden exit code through setCliExitVerdict

A raw process.exitCode write is zeroed by the owned-verdict flush-exit
(#2084 PGLite-Emscripten pollution defense); cli-exit-verdict-pin guard
caught it. Use setCliExitVerdict(3) so 'sources harden' actually reports
needs-attention to cron/automation.

* docs: document brain-repo durability (KEY_FILES + multi-source guide)

KEY_FILES: extend git-remote.ts entry (divergenceSafePull, pushProbe,
detectDefaultBranch, GIT_ENV_AUTH, GBRAIN_GIT_ALLOW_FILE_TRANSPORT) + add
brain-repo-durability.ts/sources-harden.ts entry. multi-source-brains.md:
add a Durability (auto-harden) how-to covering sources harden/pull/unharden,
--pat-file, the guarantees, and the security posture.

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…kfills (#2240)

* feat(pace): composable DB-contention pacer primitive

createDbPacer/createNoopPacer (concurrency permit + in-band EWMA + jittered
cooperative sleep, abort-throws, fail-open) + named pace-mode bundles
(env>config>bundle, default off) + shared embed-backfill lock key.

* feat(embed): wire DB-pacing into embed paths + single-flight + bounded keyset re-entry

embedStaleForSource + CLI embedAllStale/embedAll lower worker count to the
resolved cap and observe()/pace() their DB ops; embed job + embed-backfill
handler resolve env>config>bundle; CLI --pace flags; --background carries
overrides into the job payload; single-flight via shared per-source lock;
budget-timer re-arm around paced sleeps; EmbedResult.pacing telemetry.

* feat(sync): shared DB-pacer permit across parallel worker engines

One pacer spans the per-worker PostgresEngines (the multi-pool permit case);
observe() import writes, pace() between files, dispose on all exit paths.

* docs(pace): CLAUDE.md Pace Mode section + regenerated llms bundle

* fix(pace): pre-landing review fixes (Codex P1/P2)

- never unref() the cooperative-sleep timer (could exit mid-sleep)
- pace() excludes the wall-clock budget + re-arm after each sleep
- pacing only lowers concurrency, never raises above an operator cap
- serialized job pace resolves at config tier so GBRAIN_PACE_* still wins
- --pace-max-concurrency consumes its value token

* chore: bump version and changelog (v0.42.48.0)

Native DB-contention pacing for embed/sync backfills.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: bump version to v0.42.49.0

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…meouts + actionlint + hermetic E2E env (#2254)

* ci: cancel superseded runs + per-job timeouts on test.yml & e2e.yml

Ports the GH-Actions hygiene gbrain already uses in heavy-tests.yml to the two
hot-path workflows. concurrency cancels a superseded run (keyed on PR number for
pull_request events — fork-safe — with github.ref fallback for push/scheduled);
frees runners and stops a stale-SHA run reporting a flaky failure on an obsolete
commit. Per-job timeout-minutes (test matrix 15, verify 12, serial 15, slow-* 12,
e2e tier1 20 / tier2 30, trivial jobs 5-10) convert a wedged job from a 6-hour
zombie (GitHub's default) into a fast legible fail. fail-fast:false already set.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* ci: add actionlint workflow (rhysd/actionlint v1.7.11, SHA-pinned)

Lints workflow YAML on .github/workflows/** changes so a malformed workflow /
bad action ref / missing-permission bug is caught before it ships a broken
pipeline. gbrain edits these workflows often; cheap preventive guard. Mirrors
GStack's actionlint job, SHA-pinned to gbrain's convention.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* ci(e2e): scrub operator/agent env before E2E (hermetic runner)

A dev or Conductor shell exports CONDUCTOR_*/MCP_*/OPENCLAW_*/GBRAIN_* overrides
that silently change test behavior, making hermetic E2E non-hermetic and its
failures unreproducible across machines. run-e2e.sh drops those prefixes before
bun starts (denylist — PATH/HOME/TMPDIR/DATABASE_URL survive; GBRAIN_HOME kept
for the existing HOME isolation). Adapts GStack's buildHermeticEnv to gbrain's
shell runner. Verified: a 78-test e2e file passes with DATABASE_URL surviving +
a planted GBRAIN_BRAIN_ID scrubbed.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* v0.42.50.0 ci: reliability hardening — cancel-superseded + per-job timeouts + actionlint + hermetic E2E env

Ports GStack's CI-reliability hygiene to gbrain's hot-path workflows: concurrency
cancel-in-progress (PR-number keyed), per-job timeout-minutes (no more 6-hour
zombie jobs), an actionlint workflow, and an operator-env scrub in run-e2e.sh.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…honest sync freshness (#2255)

* fix(sync): contention-free page-generation clock — sequence swap

The page-generation clock backed the query-cache Layer-1 bookmark via a
FOR EACH STATEMENT trigger running `UPDATE page_generation_clock SET
value=value+1 WHERE id=1`. That took a transaction-length RowExclusiveLock
on one tuple, so every concurrent page writer serialized on the prior
writer's COMMIT — sync ran at ~0.8 cores regardless of worker count.

Swap to a SEQUENCE bumped by nextval() (a microsecond LWLock, never a row
lock). The clock's only contract is monotonic advancement on any page
INSERT/UPDATE/DELETE; last_value is non-transactional, so rolled-back or
concurrent-uncommitted writers only OVER-invalidate the cache (lose a hit),
never serve stale.

- migration v118: CREATE SEQUENCE + load-bearing 2-arg setval (is_called=
  true, floor 1, seeded >= old clock and MAX(generation)) + repoint the
  trigger function body + DELETE query_cache so no old-clock bookmark
  survives the swap. v107 left immutable.
- query-cache-gate.ts: 3 readers -> SELECT last_value FROM page_generation_clock_seq.
- schema.sql + pglite-schema.ts (+ regenerated schema-embedded.ts) ship the
  sequence on fresh install; table + trigger names retained.
- tests: clockValue reads last_value; mechanism proof (trigger fn uses
  nextval not the row UPDATE); rollback-advances-clock safety pin; real
  PGLite sequence round-trip (is_called gotcha); shape test requires _seq.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sync): op_checkpoints array-shape guard — CHECK + repair + defensive loader

completed_keys is JSONB and the checkpoint loader runs
jsonb_array_elements_text over it. A non-array (scalar) value makes that
throw "cannot extract elements from a scalar", which takes down the whole
UNION load — including the valid op_checkpoint_paths child rows — and loses
all checkpoint progress for that key. No current writer produces a scalar,
but an older binary / external script / future bug could.

Make the corruption class structurally impossible and self-healing:

- migration v119: LOCK TABLE (so an out-of-band scalar can't land between
  repair and constrain; no-op on single-connection PGLite), repair any
  pre-existing scalar to '[]' (op_checkpoint_paths child rows are the
  append-only source of truth, so the reset loses nothing), then add the
  named CHECK (jsonb_typeof(completed_keys) = 'array') via a pg_constraint
  IF NOT EXISTS guard. A DB-enforced always-on guard — the correct pattern
  vs a migration verify-hook, which never runs on already-stamped brains.
- schema.sql + pglite-schema.ts (+ regenerated schema-embedded.ts) ship the
  same NAMED inline CHECK so fresh installs match migrated brains and v119
  skips the duplicate.
- op-checkpoint.ts loader: gate the legacy arm on jsonb_typeof = 'array' so
  a scalar parent is skipped (children still load) instead of throwing the
  whole union, and log a specific corruption warning when one is seen.
- tests: CHECK rejects a scalar (exactly one constraint, no blob+migration
  dupe); loader survives a scalar parent and returns the children; v119
  repair converts a scalar to '[]'.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(doctor): report actively-running sync via live lock, not stale freshness

A slow source that makes partial progress every cycle but never fully
completes used to read as permanently "stale" / "never synced" because
last_sync_at only advances on a full successful sync. The naive fix
(treat recent checkpoint banking as "in progress") is unsafe: a blocked
sync banks the good files then writes no anchor, so banking can't tell
in-progress from wedged.

Use the only honest signal: a LIVE, non-expired per-source sync lock
(inspectLock + syncLockId against gbrain_cycle_locks). Every non-skipLock
sync holds it and refreshes it; a blocked/failed sync's process has exited
(no lock row) and a wedged holder stops refreshing (TTL lapses), so either
correctly falls through to the stale path and is NEVER masked. An
actively-syncing source (including a never-synced source doing its first
sync) counts as synced_recently, preserving the pinned 3-bucket invariant.
The lock lookup reuses doctor's existing dynamic db-lock import and swallows
any throw (stub engine, pre-lock-table brain) to false, so it can only ADD
an in-progress verdict, never suppress a real stale one.

Tests (real PGLiteEngine + real lock rows): stale+no-lock -> fail;
stale+live-lock -> ok; never-synced+live-lock -> ok; never-synced+no-lock
-> fail; expired-TTL lock -> fail (wedged not masked); blocked source with
banked checkpoint rows but no lock -> still fail.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sync): honest --force-break-lock diagnostic when no lock is held

--force-break-lock used to emit the same terse "Lock ... is not held
(nothing to break)" line and exit 0 even when a sync was genuinely wedged,
sending the operator down a dead end — the wedge was not a held lock. Keep
rc=0 (breaking a non-existent lock is idempotently successful; flipping the
exit code would break automation), but under --force say plainly that
nothing was broken and point at the real next step (gbrain sync / gbrain
doctor) plus a `wedge_hint` field in --json output. The non-force path is
byte-for-byte unchanged.

runBreakLock is exported for the test. Tests: force+no-lock -> wedge_hint
JSON + human hint, rc 0; non-force+no-lock -> unchanged terse line, no hint.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(doctor): surface the in-progress sync holder in the freshness message

Plan-completion follow-up to the BUG 4 live-lock signal: when a source is
actively syncing, name the holder (pid + host) in the check message instead
of silently folding it into synced_recently. The note is appended only when
something is in progress, so steady-state messages stay byte-for-byte
unchanged (the pinned exact-message + 3-bucket-invariant tests still pass).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sync): pre-landing review fixes — monotonic clock seed, scoped CHECK guard

Adversarial (codex) review of the implementation diff caught three:

- P1 (correctness): the fresh-schema setval was not monotonic. initSchema
  replays the schema blob, and the unconditional setval(MAX(generation))
  could move page_generation_clock_seq.last_value BACKWARD on an
  already-upgraded brain, letting a stored query_cache bookmark serve stale
  rows. Seed via GREATEST over the sequence's OWN last_value (+ old table
  value + MAX(generation)) in all 3 fresh schemas and migration v118, so a
  replay is idempotent — mirrors the old table's ON CONFLICT DO NOTHING.
  Pinned by a new monotonic regression test.
- P2: v119's CHECK-exists guard keyed on conname only (not globally unique).
  Scope it to conrelid = 'op_checkpoints'::regclass.
- P3: in-progress note ran into the prior sentence in fail/warn doctor
  messages; separate it with '. '.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* test: make Anthropic/ZE no-key tests hermetic against a dev config key

These "no key" tests cleared only ANTHROPIC_API_KEY / ZEROENTROPY_API_KEY
from the env, but hasAnthropicKey() and checkZeEmbeddingHealth() also read
the key from ~/.gbrain/config.json. On a dev machine whose real config holds
a key, the no-key assertions flipped and the tests failed locally (they
passed only in key-less CI). Add a shared with-env emptyHome() helper and
point GBRAIN_HOME at an empty dir in every no-key path so loadConfig finds
nothing — matching the already-hermetic anthropic-key / gateway-probe tests.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: bump version and changelog (v0.44.1.0)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(key-files): sync doctor + op-checkpoint entries to v0.44.1.0 truth

checkSyncFreshness now reports an actively-running sync via the live
per-source lock (names holder pid+host, counts as synced_recently) instead
of flagging it stale; loadOpCheckpoint gates the legacy union arm on
jsonb_typeof = 'array' so a scalar parent can't take down the whole load,
and migration v119's CHECK constraint makes the corruption class
structurally impossible. Reference docs describe current behavior only —
both entries updated in place, no release-clause appends. Guard + llms
freshness test green.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* chore: re-version to v0.42.51.0 (natural next-off-master)

Maintainer override of the queue allocator's leap to 0.44.1.0 (it jumped past
in-flight sibling PR claims at 0.42.50/0.43.0/0.44.0). Take the natural next
slot in the 0.42.x line above the immediate sibling claim (0.42.50.0); a
merge re-bump resolves any collision if a cathedral PR lands first.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* ci(e2e): bound + retry the OpenClaw install so a transient npm hang can't burn the Tier 2 budget

The Tier 2 (LLM Skills) job failed at 30m16s — the `npm install -g
openclaw@2026.4.9` step hung on a transient npm/registry stall (orphan
`npm install openclaw` was still running at cancel time) and consumed the
entire 30m job budget that v0.42.50.0 (#2254) introduced. The install
normally finishes in under a minute (Tier 2 is ~4m end to end on master),
so this is flaky-install infra, not a test failure.

Wrap the install in `timeout 120` + a 3-attempt retry loop with an 8-minute
step backstop: a hung attempt is killed in 2 min and retried instead of
eating the whole job. Same bound-the-hang philosophy as #2254's job timeouts.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
garrytan and others added 2 commits June 21, 2026 06:36
…dge + sync/status/minion reliability (#2194 #2227 #1994 #1737 #1738 #1950 #1984) (#2287)

* test(supervisor): pin LOCK_HELD fence-exit is never counted as a crash (#2227)

A duplicate supervisor loses the queue-scoped DB singleton lock (#1849) and
exits LOCK_HELD before spawning a worker or emitting 'started'. summarizeCrashes
counts only worker_exited, so the fence path is structurally uncountable. Pin it
so a future refactor that logs worker_exited on the fence path fails here instead
of silently re-introducing the crash-budget breaker-trip loop.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(autopilot): per-source cycle binds FS phases to source.local_path, not global repo (#2194 #2227)

A per-source autopilot-cycle inherited the global sync.repo_path as brainDir while
stamping DB freshness for source_id — mixed scope. FS phases (sync/lint/extract)
ran against the wrong tree, so the failure-cooldown and freshness gates would
attribute work to the wrong source. Resolve the source's local_path in the handler
(reuse the archive-recheck SELECT) and bind brainDir to it; a pure-DB source gets
null (FS phases skip) instead of falling through to the global checkout. Legacy
no-source dispatch keeps the global repoPath. Prerequisite for the cooldown/split
commits (codex outside-voice #8). Resolves TODOS:634.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(supervisor): detect a live supervisor via the DB lock under split $HOME (#2227)

jobs supervisor status + doctor read the HOME-derived pidfile, so a supervisor
started under a different $HOME (keeper=/root vs ops=/data) read as 'not running'
while healthy — the false signal that drives an operator to spawn a duplicate.
Both surfaces now fall back to the queue-scoped DB singleton lock (#1849), the
HOME-independent authority, when the pidfile shows nothing. New isLockHolderLive
keys on lock freshness (ttl + heartbeat steal-grace), never process.kill, so PID
reuse can't false-positive (pid-liveness-alone-pid-reuse). Status surfaces the
holder host/pid + recorded concurrency/max-rss from the latest started event.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(supervisor): degraded retry instead of permanent give-up on crash storm (#1994 #2227)

max_crashes_exceeded gave up forever, so a transient DB-pooler blip that tripped
the soft budget wedged the queue until a human restart (#2227's breaker-trips tail).
Crossing the soft budget now enters degraded mode: keep respawning with capped
exponential backoff (60s cap — a paced retry, not a hot loop) and emit a loud
crash_budget_degraded health_warn. The existing stable-run reset clears the count
once a respawn survives >5min, so a recovered DB self-heals. Permanent give-up
fires only at a much-higher hard ceiling (maxCrashes × 10), tunable/disablable via
GBRAIN_SUPERVISOR_HARD_STOP_CRASHES (0 = never). Resolves TODOS:92.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(autopilot): clamp fan-out to worker concurrency + doctor warning (#2194)

Fan-out resolved to 4 (Postgres) regardless of worker --concurrency, so surplus
cycles queued behind the worker and raced the stalled-sweeper. Two fixes for the
same mismatch:
- resolveEffectiveFanoutMax clamps to max(1, concurrency-1) (reserve a slot),
  gated on a LIVE DB-lock holder so a stale started-audit row can't shrink
  throughput (codex #9/D5); no live holder → unknown → unclamped base. Escape
  hatch autopilot.fanout_clamp_to_concurrency.
- doctor's autopilot_fanout_concurrency check warns when fan-out exceeds
  effective slots — the misconfig was silent before. Advisory (started-event
  concurrency), wired into both doctor surfaces.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(autopilot): per-source failure cooldown — break the dead-job storm (#2194)

Only SUCCESS gated dispatch, so a source whose cycle kept failing/timing-out
re-fanned-out every 5-min tick forever (200+ dead jobs/24h). Now a failed source
backs off with bounded exponential cooldown (10→120min). Read at DISPATCH from
minion_jobs dead/failed rows (timeouts/RSS-kills dead-letter via SQL and never
run handler code, so a write-only hook would miss them) AND re-checked at CLAIM
time in the handler (codex #5: already-queued/retrying jobs). A success clears it
(codex #7); null-source rows excluded (codex #6); engine-parity via executeRaw.
Disable with autopilot.failure_cooldown_min=0. Fail-open if config/history reads
error. Surfaced via fanout_cooldown_skipped + the fanout summary.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(autopilot): split the cycle — per-source phases + one global-maintenance job (#2194 #2227)

N per-source cycles each ran the brain-wide global phases (embed-all/orphans/
purge/…) concurrently, thrashing the same rows and taking the worker 4→10GB in
<60s → RSS-kill → orphaned stalls. Split them: per-source jobs now run only
source-scoped (+ mixed) phases and stamp last_source_cycle_at; a new
autopilot-global-maintenance job runs the global phases ONCE per window
(idempotency_key + maxWaiting:1 = structural single-flight) and stamps
autopilot.last_global_at. This is the codex-endorsed design that replaced the
rejected skip-and-stamp-fresh approach (codex #1/#2): no freshness poisoning, no
starvation — global work always runs as its own job, never marked done when it
wasn't. PHASE_SCOPE is now a runtime partition (GLOBAL ∪ NON_GLOBAL == ALL).
last_full_cycle_at still written for doctor/legacy (no longer a global gate).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(doctor): guard nullable engine in supervisor DB-lock fallback (#2227)

Follow-up to the supervisor-visibility commit: doctor's engine binding is
BrainEngine | null, so the inspectLock fallback must guard on a non-null engine
(tsc TS2345). No behavior change — a null engine simply skips the DB-lock probe
and falls back to the pidfile reading, as before.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(doctor): categorize autopilot_fanout_concurrency check as ops (#2194)

Follow-up to the fan-out/concurrency commit: the doctor-categories drift guard
requires every check name in doctor.ts to belong to exactly one category set.
Add the new autopilot_fanout_concurrency check to OPS_CHECK_NAMES (infrastructure
liveness, alongside wedged_queue/supervisor).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: update KEY_FILES for the autopilot cycle split + supervisor degraded-retry (#2194 #2227)

Post-ship document-release: refresh the KEY_FILES current-state entries that
drifted — cycle.ts (GLOBAL/NON_GLOBAL phase split + last_source_cycle_at /
autopilot.last_global_at), jobs.ts (per-source local_path brainDir, claim-time
cooldown, autopilot-global-maintenance handler), supervisor.ts + child-worker
(degraded retry instead of permanent give-up; hard ceiling), db-lock.ts
(isLockHolderLive), handler-timeouts (new handler). Regenerated llms bundle.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(minions): handleTimeouts counts the timed-out run as a spent attempt (#1737)

The per-job timeout_at dead-letter (handleTimeouts) set status='dead' without
incrementing attempts_made, unlike the wall-clock and stall dead-letter siblings.
It is the FIRST killer to fire for the long-lane handlers (subagent / embed-backfill
/ autopilot-cycle) because timeout_ms is stamped at submit, so a timed-out long job
reported `attempts: 0/N (started: N)`. Mirror the siblings with attempts_made + 1
(terminal, no retry). Safe against double-count: the worker sweep runs handleStalled
-> handleTimeouts -> handleWallClockTimeouts sequentially and awaited, each guarded on
status='active', so the first to dead-letter excludes the row from the rest.

Regression assertions added (test/minions.test.ts + e2e/minions-resilience.test.ts)
so the increment can't be silently dropped.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(agent): recognize trailing switches in `agent run`, keep prompts freeform (#1738)

parseRunFlags() broke flag parsing at the first positional token, so any flag
after the prompt (`gbrain agent run "do X" --detach`) was swallowed into the
prompt string and silently ignored. Now the no-value switches --detach/--follow/
--no-follow are hoisted when they trail the prompt, while everything else stays
verbatim: an unknown --word is treated as prompt text (no "unknown flag" throw),
a --switch mid-prompt is preserved, and `--` suppresses hoisting entirely for a
literal escape. Value-flags now reject a missing or flag-shaped value (and
--max-turns/--timeout-ms a non-number) instead of capturing undefined/NaN.

Contract change: a prompt that starts with or trails an unguarded --word no
longer errors; a literal trailing --detach needs `--`. Help text updated; tests
revised + extended (test/agent-cli.test.ts).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sync): honest live-sync status + progress-aware stall-abort (#1950)

Finishes the #2255 honest-freshness story for two gaps it left.

(a) `gbrain sources status` printed "idle" while a sync proc held the per-source
lock (the reported bug). New shared liveSyncStatus() helper in db-lock.ts reads
the SAME live-lock signal `gbrain doctor` uses; runStatus now shows "running"
(BACKFILL column + a sync_running field in --json) and suppresses the misleading
"never synced" warning while a sync is live. One helper, so the surfaces can't
drift (doctor/status retrofit tracked as a follow-up).

(b) A sync wedged-but-alive kept refreshing its lock heartbeat (it fires on its
own timer) and hadn't hit the wall-clock deadline, so only a manual pkill freed
it. New in-band stall watchdog keys off FORWARD IMPORT PROGRESS (progress.tick),
not the heartbeat: if no file completes for GBRAIN_SYNC_STALL_ABORT_SECONDS
(default 900s), it aborts via a controller composed into opts.signal, so the
drain returns partial() (last_commit unchanged, next run resumes from the
checkpoint) and withRefreshingLock releases the lock. Limits, documented in
code: a single file slower than the window trips it; a fully starved event loop
won't fire the timer (the wall-clock hard deadline is that backstop).

Tests: liveSyncStatus (live/expired/none/per-source) in db-lock-inspect; the
resolveStallAbortSeconds env matrix in sync-hard-deadline.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* feat(status): version field + per-section --deadline-ms budget (#1984)

`gbrain status` had no version in its JSON envelope and could hang on a slow
connection with no way to get a partial answer. Two additions:

- version: the StatusReport JSON now carries the local gbrain CLI version so a
  poller can pin behavior to a build. Thin-client also surfaces remote_version
  (the brain server's version), and the get_status_snapshot MCP op reports its
  version for that parity.
- --deadline-ms=N / --fast: a shared wall-clock budget. Each section is raced
  against the REMAINING budget via Promise.race (NOT process-watchdog, which
  SIGKILLs and can't return partial output), so one slow/hung section can't
  strand the snapshot — it's marked stale and the rest still return. The
  envelope gains partial:true + stale_sections[]; exit code stays 0 (a snapshot
  was produced). Invalid --deadline-ms → exit 2.

Tests: parseDeadlineFlag + withSectionDeadline (hermetic), the usage-error exit,
version presence in the PGLite envelope, and the op's version key.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(sync): report stall_timeout distinctly + document in-flight limit (#1950)

Pre-landing review (codex + adversarial): the stall watchdog aborted opts.signal
but the per-iteration abort checks returned partial('timeout'), collapsing a
wedge-reap into a user --timeout/SIGINT so JSON consumers couldn't tell them
apart. Add a 'stall_timeout' reason (set via a stallAborted flag) on the three
import-loop abort sites; deletes/renames-phase and checkpoint sites stay 'timeout'.
Sharpen the watchdog comment: the abort is observed BETWEEN files, so a hang
inside a single importFile is not interrupted until it returns (TODO: thread a
cancellation signal through importFile).

* fix(agent): `--` escape suppresses trailing-switch hoisting anywhere (#1738)

Pre-landing review: the leading-flag loop breaks at the first positional, so the
`escaped` flag only fired for a leading `--`. A `--` placed after a positional
left trailing-switch hoisting active, so `agent run note -- body --detach`
silently detached and dropped the `--` as junk. Suppress hoisting whenever a
literal `--` appears in the prompt. Regression test added.

* fix(status): deadline-ms usage-error + scoped stale_sections + cancel losing remote call (#1984)

Pre-landing review (codex): (1) bare `--deadline-ms` with no value silently fell
through to no-budget/--fast instead of a usage error; (2) thin-client timeout
reported both sync+cycle stale even under `--section sync`, naming a section the
caller excluded (local path was already correct); (3) the section race abandoned
the remote promise locally but didn't cancel the in-flight MCP call — pass the
budget as timeoutMs so the losing side actually cancels. Regression test added.

* v0.42.52.0 fix(reliability): autopilot dead-job storm + supervisor wedge + sync/status/minion reliability (#2194 #2227 #1994 #1737 #1738 #1950 #1984)

Bundles the already-reviewed autopilot/supervisor stabilization (#2194 #2227
#1994: cycle split, per-source failure cooldown, fan-out clamp, degraded
supervisor retry, DB-lock live-supervisor detection) with four operational
fixes: minion timeout attempt-accounting (#1737), agent-run trailing-flag
parsing (#1738), honest live-sync sources status + progress-aware stall
watchdog (#1950), and status version + --deadline-ms partial result (#1984).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: document GBRAIN_SYNC_STALL_ABORT_SECONDS env knob (#1950)

Post-ship doc sync (/document-release): add the sync stall watchdog env var to
the CLAUDE.md sync-tuning table (Five → Six knobs) + regenerate the llms bundle.

* test: quarantine #2249 fanout tests as *.serial (R1 env-isolation) (#2194)

The cherry-picked autopilot-fanout-clamp + doctor-autopilot-fanout-concurrency
tests mutate process.env.GBRAIN_AUDIT_DIR in beforeEach/afterEach, which the
check:test-isolation R1 lint flags (parallel shards load multiple files per
process). Rename to *.serial.test.ts (sanctioned quarantine — they run under
--max-concurrency=1) instead of restructuring the reviewed test bodies. No logic
change; both files stay green (9 tests). Fixes the failing verify CI check.

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
…ug-class sweep + CI guard (#2375)

* fix(sync): op_checkpoints pin write double-encodes jsonb — every sync aborts (#2339)

recordCompleted bound JSON.stringify(array) to a $3::jsonb param via postgres.js
.unsafe(), double-encoding it into a jsonb string scalar that violates the v119
op_checkpoints_completed_keys_array CHECK — aborting every multi-source sync on
real Postgres at the first checkpoint write. PGLite parses the string silently,
which is why unit tests stayed green and it shipped. Cast through $3::text::jsonb
so the text->jsonb cast parses a genuine array. Adds a DATABASE_URL-gated parity
test + a dedicated Postgres CI job so the guard can never silently skip.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(db): sweep positional jsonb double-encode sites + AST CI guard (#2324)

Every executeRaw/.unsafe site that bound JSON.stringify(x) to a bare positional
jsonb cast double-encodes on real Postgres (same class as #2339). Sweep them all
to the text::jsonb form across query-cache, sources-ops, llm-base,
calibration-profile, impact-capture, subagent, receipt-write, traversal-cache,
symbol-resolver, and the agent/sources commands. Adds scripts/check-jsonb-params.mjs
(AST-lite scanner for the positional form the legacy template grep misses, incl.
generic-typed calls), wired into check-jsonb-pattern.sh, with a self-test. PGLite's
native db.query is not scanned — it parses text to jsonb natively, so the bug can't
occur there.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* fix(search,eval): alias-hop injected results carry page_id (contradiction-probe crash)

applyAliasHop injected synthetic SearchResults without page_id (the `as
SearchResult` cast hid the missing field), so listActiveTakesForPages bound
undefined/NaN into ANY($1::int[]) and crashed the whole contradiction probe on
real Postgres. Stamp page_id=page.id at the injection site and add a finite-id
filter in generateIntraPagePairs as a defensive backstop (mirrors hybrid.ts:63).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs(engines): positional jsonb binding rule (text::jsonb vs the double-encode trap)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* v0.42.53.0 fix(sync,db): #2339 op_checkpoints jsonb double-encode + bug-class sweep + CI guard

Bumps VERSION + package.json to 0.42.53.0, adds the CHANGELOG entry, and
regenerates llms-full.txt. Ships the #2339 sync-abort hotfix, the repo-wide
positional jsonb double-encode sweep, the alias-hop contradiction-probe crash
fix, and the new positional-form CI guard.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

* docs: post-ship sync — jsonb invariant now covers the positional form + new guard

CLAUDE.md JSONB invariant + KEY_FILES (sql-query, check-jsonb-pattern, op-checkpoint)
now describe the #2339 positional double-encode class, the $N::text::jsonb fix, and
the new check-jsonb-params.mjs guard. Regenerates llms-full.txt.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
@kkroo kkroo closed this in d5e6db0 Jul 1, 2026
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3 participants