v1.39.0

What's Changed

• docs(tears): post-v1.38.0 release notes by @jamie8johnson in #1486
• test(context): TC-HAP-V1.36-4 + 7 builder tests (refs #1458) by @jamie8johnson in #1487
• test(pipeline): TC-HAP-V1.36-8 prepare_for_embedding tests (refs #1458) by @jamie8johnson in #1489
• test(watch+train): TC-HAP-V1.36-9 + 10 daemon GC and train-data tests (refs #1458) by @jamie8johnson in #1488
• fix(cli): tasklist UTF-16 BOM blind-spot in process_exists (P4-10 / refs #1463) by @jamie8johnson in #1490
• fix(splade): .bak rollback for save (DS-V1.36-5 / P4-13 / refs #1463) by @jamie8johnson in #1491
• fix(cagra): .bak rollback for save (DS-V1.36-2 / P4-12 / refs #1463) by @jamie8johnson in #1492
• fix(index): drop never-emitted IndexBackendError variants (API-V1.36-6 / refs #1459) by @jamie8johnson in #1493
• docs(tears): post-v1.38.0 autopilot wave by @jamie8johnson in #1494
• refactor(cli): #[derive(CqsCommands)] proc-macro replaces for_each_command! registry (closes #1366) by @jamie8johnson in #1495
• docs(tears): wave-final state — all 9 PRs landed, #1366 closed by @jamie8johnson in #1496
• perf(index): skip first-pass embed when --llm-summaries (closes #1452) by @jamie8johnson in #1497
• docs(tears): wave-final — all 11 PRs landed, #1452 + #1366 + #1458 closed by @jamie8johnson in #1498
• fix(store): embedding_base = NULL for skip-first-pass chunks (post-#1497) by @jamie8johnson in #1499
• refactor(cli): proc-macro DX (#1495 follow-ups: validate dispatch shim + cqs --help regression guard) by @jamie8johnson in #1500
• refactor(index): drop IndexBackendError wrapper, return StoreError directly (post-#1493) by @jamie8johnson in #1501
• perf(hnsw,cagra): id_map: Vec → Vec<Box> (P4-11 / refs #1463) by @jamie8johnson in #1502
• perf(reranker): scale batch size by max_length (SHL-V1.36-6 / refs #1463) by @jamie8johnson in #1503
• fix(cli): cmd_model_swap bails on metadata read error (P1-18 / #1456) by @jamie8johnson in #1504
• feat(cli): cqs index --model parity + drift detection (#1459 item 5a) by @jamie8johnson in #1505
• feat(cli): cqs ref reindex LLM/HyDE flag parity (#1459 item 3) by @jamie8johnson in #1506
• feat(cli): cqs project search inherits top-level filter knobs (#1459 item 1) by @jamie8johnson in #1507
• refactor(cli): exhaustive match on OutputFormat at 16 render sites (P4-3) by @jamie8johnson in #1508
• refactor(search): try_classify_* chain replaces 9-arm priority returns (P4-4) by @jamie8johnson in #1509
• refactor(llm): build_prompt_with_envelope helper dedupes 4 prompt builders (P4-5) by @jamie8johnson in #1510
• chore(audit): archive v1.36.2 findings/triage before fresh v1.38.0 audit by @jamie8johnson in #1513
• feat(config): [index.policy] surfaces backend selection knobs (P4-6) by @jamie8johnson in #1511
• fix(store, batch): close needs_embedding wiring gaps + slot-aware staleness (Cluster A / #1463) by @jamie8johnson in #1514
• audit(v1.38.0): aggregated findings + P1/P2/P3/P4 triage by @jamie8johnson in #1515
• fix(cli): finish stored_model_name lossy-caller migration (Cluster C / #1463) by @jamie8johnson in #1517
• fix(search, hnsw, cagra): algorithm correctness sweep — total_cmp adoption + saturating math (Cluster F / #1463) by @jamie8johnson in #1518
• sec: redact api_base userinfo, drop Anthropic error.message echo, atomic patch write, ref-update symlink-redirect notice (Cluster I / #1463) by @jamie8johnson in #1519
• docs: stop lying about --improve-docs, fix CONTRIBUTING + SECURITY drift, backfill CHANGELOG (Cluster B / #1463) by @jamie8johnson in #1516
• perf: cache test-pattern registry, SPLADE id_map Box, hoist redundant joins (Cluster E / #1463) by @jamie8johnson in #1520
• test: TC-ADV regression-test backfill for shipped fixes (Cluster D / #1463) by @jamie8johnson in #1521
• fix(robustness): cap commondir read, replace daemon panic with bail, saturating UMAP capacity (Cluster H / #1463) by @jamie8johnson in #1523
• fix: SPLADE α slot resolver warns, ref-update entry span, drift detection structured warn (Cluster J / #1463) by @jamie8johnson in #1524
• fix(rm): cap subprocess output for UMAP + export-model (Cluster G / #1463) by @jamie8johnson in #1522
• fix(splade): replace 10 production .unwrap() with .expect() invariant comments (RB-V1.38-3 / #1463) by @jamie8johnson in #1525
• fix(error-handling): tensor cascade error preservation, %e for tree-sitter, warn on malformed env (Cluster L / #1463) by @jamie8johnson in #1526
• docs(tears): post-v1.38 audit cycle state by @jamie8johnson in #1527
• fix: cluster M — P3 mechanical sweep (10 findings, #1463) by @jamie8johnson in #1528
• fix: cluster N — P2 pending (5 findings, #1463) by @jamie8johnson in #1529
• fix: cluster O — P2 robustness sweep (5 findings, #1463) by @jamie8johnson in #1530
• test(model-swap): replace mtime equality with content hash to fix CI flake by @jamie8johnson in #1531
• fix: cluster P — scaling configurability + SPLADE reliability surface (4 findings, #1463) by @jamie8johnson in #1532
• fix: cluster Q — security sweep (6 findings, #1463) by @jamie8johnson in #1533
• fix: cluster R — resource management sweep (2 findings, #1463) by @jamie8johnson in #1534
• fix: cluster S — extensibility sweep (2 findings, #1463) by @jamie8johnson in #1535
• fix: cluster T — SHL env-override sweep (5 findings, #1463) by @jamie8johnson in #1536
• fix: cluster U — API design tightening (2 findings, #1463) by @jamie8johnson in #1537
• test: cluster V — TC-ADV regression backfill (4 findings, #1463) by @jamie8johnson in #1538
• fix: cluster W — TC-ADV finish + AC negation gate (4 findings, #1463) by @jamie8johnson in #1539
• fix: cluster X — API-V1.38-1: ModelCommand/HookCommand → TextJsonArgs (#1463) by @jamie8johnson in #1540
• fix: cluster Y — gitignore + slot-lock contract (2 findings, #1463) by @jamie8johnson in #1541
• test: cluster Z — TC-ADV-V1.38-{5,7} regression backfill (#1463) by @jamie8johnson in #1542
• docs(tears): post-audit-cycle-continuation snapshot by @jamie8johnson in #1543
• fix: cluster BB — API-V1.38-10: reject --limit 0 at parse time (#1463) by @jamie8johnson in #1544
• fix: cluster CC — SHL-V1.38-9 summary_queue env knobs (#1463) by @jamie8johnson in #1545
• fix: cluster DD — PL-V1.38-4: WSL DrvFS detector unification (#1463) by @jamie8johnson in #1546
• fix: cluster EE — EX-V1.38-2: test_markers + endpoint_markers consolidation (#1463) by @jamie8johnson in #1547
• fix: cluster FF — EX-V1.38-3: Reranker batch + max_length to [reranker] TOML (#1463) by @jamie8johnson in #1548
• fix: cluster GG — EX-V1.38-6: Markdown call extraction → trait field (#1463) by @jamie8johnson in #1549
• docs(tears): v1.38 audit cycle final — 23 cluster PRs, ~58 findings closed by @jamie8johnson in #1550
• fix: cluster HH — EX-V1.38-3 finish: rerank pool_max + over_retrieval to TOML (#1463) by @jamie8johnson in #1551
• fix: cluster JJ — CQ-V1.38-1/2: delete confirmed dead code (#1463) by @jamie8johnson in #1552
• docs(triage): pin canonical closure list to #1463 umbrella comment by @jamie8johnson in #1553
• fix: cluster KK — API-V1.38-4: LocalProvider validates model up front (#1463) by @jamie8johnson in #1554
• fix: cluster LL — PF-V1.38-4: cache splade env vars via OnceLock (#1463) by @jamie8johnson in #1555
• test: cluster MM — TC-HAP-V1.38-7: cmd_install + cmd_status end-to-end (#1463) by @jamie8johnson in #1556
• test(cli): TC-HAP-V1.38-5 end-to-end test for cqs dead (#1463) by @jamie8johnson in #1557
• test(cli): TC-HAP-V1.38-6 end-to-end test for cqs explain (#1463) by @jamie8johnson in #1558
• test(reranker): TC-HAP-V1.38-9 strengthen test_reranker_new + max_length precedence (#1463) by @jamie8johnson in #1559
• test(cli): TC-HAP-V1.38-4 end-to-end test for cqs index --model drift detection (#1463) by @jamie8johnson in #1560
• test(project): TC-HAP-V1.38-10 align perms test gate with production cfg (#1463) by @jamie8johnson in #1561
• test(project): TC-HAP-V1.38-1 behavioral coverage for project search filter (#1463) by @jamie8johnson in #1562
• test(cli): TC-HAP-V1.38-2 end-to-end test for ref reindex LLM/HyDE flag validation (#1463) by @jamie8johnson in #1563
• fix(cross-project): TC-HAP-V1.38-8 trace --cross-project test + slot-aware DB resolution (#1463) by @jamie8johnson in #1564
• docs(tears): TC-HAP-V1.38 sweep #1556-#1564 (8 cluster PRs) by @jamie8johnson in #1565
• perf(pipeline): SHL-V1.38-6 halve parse_channel_depth default to 256 (#1463) by @jamie8johnson in #1566
• refactor(embedder): API-V1.38-9 rename HfHub variant to ModelDownload (#1463) by @jamie8johnson in #1567
• docs(tears): add VV+WW cluster updates (#1566, #1567) by @jamie8johnson in #1568
• refactor(cli): API-V1.38-10 LimitArg fan-out across 8 sister args (#1463) by @jamie8johnson in #1569
• fix(hnsw): DS-V1.38-4 close TOCTOU window in load_with_dim existence check (#1463) by @jamie8johnson in #1570
• docs(tears): cluster XX (#1569) + YY (#1570) landings + triage flips by @jamie8johnson in #1571
• fix(dead): tier-1 noise filter — drop Property chunks + doc/asset extensions by @jamie8johnson in #1572
• fix(watch): #1574 atomic per-file function_calls + chunks reindex by @jamie8johnson in #1575
• fix(embedder): #1576 auto-skip TensorRT for Gemma-family models by @jamie8johnson in #1577
• chore: Release v1.39.0 by @jamie8johnson in #1578

Full Changelog: v1.38.0...v1.39.0