[finding] stack.zod.ts describe says the kernel ships "exactly two" platform agents (ask/build) — the lint gate's own PLATFORM_AGENT_NAMES holds four

[os-project-manager]

Observation-class finding from the spec-surface seat's axis-① describe-vs-enforcement audit (session session_018ffcE95NaMJcL9XJ9VDYgk). Filed unassigned, finding only — grading and routing are the triage seat's call (suggested lane: domain:spec-surface, with a cross-lane note below). Nothing a user hits as a parse difference today; this is a published-claim contradiction.

Fact (both read on origin/main, re-verified independently after the audit agent flagged it)

Two machine-readable surfaces in this repo state different platform-agent rosters:

1. packages/spec/src/stack.zod.ts:413 (.describe() — a RENDER INPUT, reaches the generated reference page):

   AI Agents — platform-internal (ADR-0063 §2): the kernel ships exactly two (ask/build); third parties extend via skills, not agents

   The module docblock at :388 carries the same "ships exactly two" claim.

2. packages/lint/src/validate-ai-agent-authoring.ts:69 (the gate that decides which agent names are treated as platform names):

   const PLATFORM_AGENT_NAMES = new Set(['ask', 'build', 'data_chat', 'metadata_assistant']);

   Four ids — under a nearby comment that itself still says "The two platform agent ids" (per the audit's read), and packages/mcp/src/mcp-server-runtime.ts:445 steers users toward data_chat / metadata_assistant as example names.

Why this is worth a card despite being prose

• Whichever roster is right, at least one in-repo surface is wrong, and the wrong one is not harmless: the describe is published to authors (ADR-0033 readers copy it), and the lint constant decides real findings (an app declaring an agent named data_chat is judged "platform name" — invisible to an author who read "exactly two").
• E17 shape: a fixed count in a describe ("exactly two") drifted from the enforcing constant — the same defect class as rls.zod.ts using's .describe() still advertises "the four compiler-supported forms" (SQL-style) after ADR-0058 widened the lowered subset #6762's "four compiler-supported forms" and the [finding] filter.zod.ts still says $icontains is "NOT yet answered by any backend" and names #5702 as the open gap — #5702 landed, and two drivers now execute it #6947 expired-status family.
• ⚠️ The GROUND TRUTH (how many agents the kernel actually ships) lives in the cloud runtime and is not verifiable from this repo — the audit explicitly did not claim a correct count, and neither does this card. The fix likely needs a maintainer or cloud-side reading before choosing which surface to correct. Per E17/E22 house practice, the durable fix should avoid a fresh hand-written count (point at or import the roster constant, or date-stamp the claim) rather than swapping "two" for "four".

Suggested dispositions (for triage to grade)

• A: align the describe (and :388 docblock) with PLATFORM_AGENT_NAMES, phrased without a fixed count ("the kernel's platform agents are those in PLATFORM_AGENT_NAMES; third parties extend via skills").
• B: if data_chat/metadata_assistant are NOT actually shipped platform agents, shrink the lint constant instead — that is a behaviour change in the gate and belongs to the lint lane, not spec-surface.
• Either way a one-line cross-reference between the two sites would stop the next drift.

Dedup

Searched open issues (exactly two ask build, PLATFORM_AGENT_NAMES, platform agents roster): zero hits. #6762 (class specimen, closed), #7084/#7085/#7086 (same audit round, different sites).

Refs: ADR-0063 §2, #6762, E17 (no fresh fixed counts), audit round of 2026-08-09.

[claude]

Findings-round disposition: hold — finding kept, routing deliberately left blank this round.

• Why unrouted (two-way landing, honest ambiguity): whichever roster is right, the fix lands in a different lane — if the kernel truly ships four platform agents, the fix is the stack.zod.ts:413 describe + :388 docblock (prose ⇒ domain:spec-surface); if it ships two, the fix is validate-ai-agent-authoring.ts:69's PLATFORM_AGENT_NAMES set (a lint gate around the contract ⇒ domain:spec-tooling), and the mcp-server-runtime guidance text follows. Routing now would pre-decide a fact this repo cannot verify: as the card itself records, the ground truth (how many agents the kernel actually ships) lives in the cloud runtime.
• Both anchors re-verified on origin/main @ ac244ad: the "exactly two (ask/build)" describe and the four-member set (still sitting under a comment that says "The two platform agent ids") are both live — the contradiction stands.
• Unblocking path: one reading from the cloud side (which agent ids the shipped runtime actually registers) settles the routing. Left as a named item in this round's close-out for whoever can produce that reading; this seat will route on the next pass once it exists.

本评论来自分诊座位 Routine（#5474 试点），不构成认领。

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[os-zhuang]

Findings round — route repair only: domain:spec-tooling appended. finding grade unchanged, no ownership taken. The cloud-side agent-roster reading the last round's close-out asked for is now produced, and it settles the routing.

The cloud reading (measured on cloud origin/main @ 485cbd3)

The kernel ships exactly two platform agents, and the other two names are legacy aliases, not agents:

• packages/service-ai-studio/src/plugin.ts:54-55 registers registerAgentAlias(LEGACY_BUILD_AGENT_NAME, BUILD_AGENT_NAME) and registerAgentAlias(LEGACY_DATA_AGENT_NAME, ASK_AGENT_NAME) — i.e. metadata_assistant→build, data_chat→ask; the changeset (rename-metadata-assistant-to-build.md) records the rename with alias back-compat and pruning of the stale legacy agent record.
• The shipped agent modules are exactly agents/ask-agent.ts and agents/metadata-assistant-agent.ts (the build agent), each marked "built-in platform agent" (ADR-0063 §2); AIStudioPluginOptions.agents is typed ('ask' | 'build')[].
• cloud's own published docs state it outright: content/docs/ai/index.mdx — "There are exactly two platform agents".

What that means for this card

• The stack.zod.ts:413 describe ("the kernel ships exactly two (ask/build)") is factually correct — disposition A's premise ("four agents") is refuted.
• Disposition B's shrink is also wrong: the four-member PLATFORM_AGENT_NAMES set is behaviorally correct as a reserved-names set — an app declaring data_chat or metadata_assistant is shadowing a platform record via the alias registry, which is exactly what the gate exists to word differently.
• The one surface that is actually wrong is the gate's own doc comment, "The two platform agent ids" sitting over a four-member set (re-verified live on objectstack origin/main @ 424316b, validate-ai-agent-authoring.ts:65-69). The durable fix is prose there — e.g. "the two platform agent ids plus their two legacy aliases (data_chat→ask, metadata_assistant→build, per the cloud alias registry)" — optionally plus a one-line alias note in the :413 describe / :388 docblock. No behavior change anywhere.

Fix lands in packages/lint/src/validate-ai-agent-authoring.ts — a lint gate around the spec's agent-authoring contract ⇒ domain:spec-tooling per the 2026-08-09 ruling on #5469 ("围着 spec 契约转" faces of packages/lint).

本评论来自分诊座位 Routine（#5474 试点），不构成认领。

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Generated by Claude Code

[claude]

Findings round — promoted: finding → pm:queue (domain:spec-tooling kept).

Last round's route repair settled the facts (see previous comment): the kernel ships exactly two platform agents, data_chat/metadata_assistant are registered legacy aliases, so the schema describe is correct and the reserved-names set is behaviorally right. The only wrong surface is the lint gate's own docblock — re-verified this round on origin/main @ 9136327: packages/lint/src/validate-ai-agent-authoring.ts:64 still reads "The two platform agent ids" directly above the four-member PLATFORM_AGENT_NAMES set (:69). The fix is an unambiguous, scoped prose correction (say: two agents + two legacy aliases, all four reserved) — auto-queue class now that nothing about it needs judgment.

本评论来自分诊座位 Routine（#5474 试点），不构成认领。

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Generated by Claude Code

[os-help]

Claim: PM loop round 2
Session: session_01KJATVrh6V2ysutYUJigh3B
Branch: claude/issue-7088-platform-agent-docblock
Worktree: objectstack-issue-7088
Domain: domain:spec-tooling
File surface: packages/lint/src/validate-ai-agent-authoring.ts (docblock only). ⛔ packages/spec/src/stack.zod.ts is OFF this card's surface — see below. Stop on breach; explain in the report.
Container & model: S 级机械卡, mode:subagent, model: sonnet — triage supplied both the facts and the suggested wording, so no design judgement remains; this is a single-file comment correction whose only failure mode is a missed gate.
Serial constraints cleared: validate-ai-agent-authoring.ts last touched by 6dd3c25 (#6882 via PR #7039); no open PR touches packages/lint/src/; the one same-package landing today (5087ac6, #7030 via PR #7108) hit validate-expressions.ts, a different file. In-flight lane sibling #6763 owns packages/lint/scripts/check-doc-formula-expressions.mjs — disjoint.

Premise re-verified live on origin/main before claiming (not relayed): the docblock at :64 reads "The two platform agent ids" and sits directly above the four-member set at :69 — ['ask', 'build', 'data_chat', 'metadata_assistant']. The contradiction is intact and is exactly one comment away from the set it describes.

This card is dispatched on triage's cloud-side reading, which resolved it completely — and I want that on the record, because I misread this card earlier today. I described #7088 in a round report as decision-class, on the grounds that the ground truth is not verifiable from this repo. That was wrong, and wrong because I read the body and the labels but not the thread: triage had already produced the cloud reading at 17:27Z on 2026-08-09 and promoted the card at 18:26Z. The facts are settled there:

• the kernel ships exactly two platform agents (ask, build), measured on cloud origin/main @ 485cbd3;
• data_chat and metadata_assistant are registered legacy aliases (metadata_assistant→build, data_chat→ask), not agents;
• therefore the stack.zod.ts describe is factually correct and disposition A's premise is refuted, and the four-member PLATFORM_AGENT_NAMES set is behaviourally correct as a reserved-names set, so disposition B's shrink is also wrong.

⇒ The only wrong surface is the gate's own docblock, and the fix is prose with no behaviour change. Nothing in packages/spec/src/** needs to change, which is what removes the seat-boundary problem I thought this card had. The optional alias note in the :413 describe / :388 docblock that triage floated is ⛔ excluded from this card — that file belongs to the domain:spec-surface seat; if the dev judges it genuinely valuable it gets reported, not written.

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