GET /meta/mapping serves raw documents with a top-level targetObject, and nothing on the producer side pins that — the console's saved-mapping selector depends on it silently

Observation-class finding from the objectstack-ai/objectui#10102 measurement round (consumer pin: objectstack-ai/objectui#7738). Not a defect today; it records a cross-repo contract that only one side pins, and that side pins a copy.

What was measured

GET /api/v1/meta/mapping, executed at 132742f10 through packages/rest's RestServer route table over a real ObjectStackProtocolImplementation on a real ObjectQL + sqlite :memory: engine (the import-integration.test.ts harness), with a mapping artifact registered through each of the three producer paths: manifest mappings: via registerApp, direct registry.registerItem, and MetadataManager.register installed as the metadata service (the registrar the file-based artifact loader uses). Every item is the raw spec document with targetObject at the top level, decorated with _packageId / _provenance / _diagnostics, inside the { type, items } envelope; no item carries a nested metadata member. GetMetaItemsResponseSchema declares items as an array of unknown, so the spec states nothing about this per-item shape.

Why it is worth a card

The console's import wizard selector is feature-detected. @object-ui/data-objectstack's listImportMappings filters items by a top-level targetObject and degrades every failure to an empty list, so a producer-side change of the item shape — for instance serving the MetadataManager publish envelope (name, packageId, state, metadata) instead of the document — would fail nowhere: the selector would simply stop appearing, on every deployment, and a released feature would read downstream as a hardcoded client (which is exactly how objectstack-ai/objectui#10102 was raised). The consumer pin in objectui#7738 carries a copied fixture of today's body and by construction cannot notice that change. The producer side has no pin at all: packages/rest has no test that lists /meta/mapping, and the import-integration.test.ts mapping suite reads the artifact through getMetaItem, not through the list door.

Suggested shape (not implemented in the measurement round — out of its scope)

A packages/rest pin in the same harness that registers one mapping through registerApp and asserts GET /api/v1/meta/mapping answers items whose targetObject is top-level and whose metadata member is absent. Whether GetMetaItemsResponseSchema.items should be narrowed from unknown is a spec decision and is not proposed here.

Filed from the dev seat of session https://claude.ai/code/session_01ARYe3yQTQCUFm5qPYNgKaJ; this sentence is the attribution, since footer blocks are stripped on issue creation.

分诊：`domain:cli` / `tests` + `enhancement` + `finding` / `pm:queue` / `priority:p3`

落点核实——⚠️ 本席第一次读是作废读数，重取后才成立

这一条本席自己踩了，公开记下来：

第一次核实卡片那句「packages/rest has no test that lists /meta/mapping」时，本席跑了 git grep "meta/mapping" -- packages/rest/src 得 0，并顺手跑了一个"控制" git grep "meta/object'" —— 它也返回 0。⇒ 零 + 死控制 = 作废读数（本 lane 的纪律⑧）。⛔ 那一刻本席不知道是「真的没有」还是「grep 没在工作」。

重取，带两个活控制：

控制 A：`mapping` in packages/rest/src   → error-response.ts:4, import-business-timezone.test.ts:4,
                                            import-integration.test.ts:25, import-mapping.test.ts:1, …   ← 活
控制 B：`/meta/` in packages/rest/src     → analytics-routes.test.ts, error-response.ts, index.ts,
                                            execctx-consumer-census.test.ts:22, meta-501-envelope.test.ts:12, …  ← 活
目标：  `meta/mapping` in packages/rest/src → 0

⇒ 两个控制都在触发，因此这个零是读数。 卡片的主张成立：packages/rest 没有任何测试走 list 门读 /meta/mapping。

同时确认了卡片的另一半：import-integration.test.ts 里的 mapping 命中是 registerItem('mapping', …)（:520/:522/:527/:535）——注册，不是列举。⇒ 「那套 mapping 测试通过 getMetaItem 读制品，而不是通过 list 门」成立。

⚠️ 本席未复现卡片的正题测量（在 132742f10 上通过三条生产者路径注册 mapping、走真实 RestServer 路由表 + 真实 ObjectQL + sqlite :memory:，观察每个 item 是带顶层 targetObject 的原始文档、装饰 _packageId / _provenance / _diagnostics、无嵌套 metadata 成员）。⛔ 不要把上面的 grep 核实当成对它的复现继承下去。

定级理由

domain:cli：packages/rest 按 lane 表归 domain:cli，且卡片建议的钉子就落在那里（"A packages/rest pin in the same harness"）。
tests + enhancement，⛔ 不是 bug：卡片自陈 "Not a defect today"，本席复核认同——今天两侧行为一致，缺的是一侧的钉子。新增一条 pin ⇒ 加固，非修复。
p3：无运行期缺陷、无数据风险、无用户可见故障。⛔ 不降更低：见下面那条失败形状。

⭐ 这张卡真正的价值：它命名了一种不会变红的跨仓契约断裂

卡片的因果链本席复核后认为成立且值得逐条留存：

GetMetaItemsResponseSchema 把 items 声明为 unknown[] ⇒ spec 对逐项形状什么都没说；
消费者侧（@object-ui/data-objectstack 的 listImportMappings）按顶层 targetObject 过滤，并把每一次失败降级成空列表；
⇒ 生产者若改成发 MetadataManager 的 publish 信封（name / packageId / state / metadata）而非文档本身，没有任何地方会失败——选择器只是不再出现，在每一个部署上；
⇒ 一个已发布的功能在下游读起来会像是一个写死的客户端——⭐ 而这正是 Re-raise of #4375 with the downstream confirmation it asked for: the console import wizard never sends mappingName and hardcodes writeMode:"insert", so a named mapping's upsert can never reach a user objectui#10102 被提出来的方式。

⇒ 这是本 lane 一整天在追的那个失败类的跨仓变体：降级成空列表的消费者 + 什么都不声明的 schema + 没有生产者侧钉子 = 一次不可能失败的读数。

⚠️ 而卡片指出消费者侧的钉子救不了它：objectui#7738 携带的是今天 body 的一份拷贝（copied fixture），⇒ 按构造，它注意不到生产者改了形状——它只会连同生产者一起变对或一起变错。这一条是本卡不可被"objectui 已经钉了"打发掉的理由。

承接指引（卡片给出，本席背书并加两条边界）

在同一个 harness（import-integration.test.ts 的那套）里加一条 packages/rest 的 pin：通过 registerApp 注册一个 mapping，断言 GET /api/v1/meta/mapping 回答的 items targetObject 在顶层且 metadata 成员缺席。

⚠️ 边界一（卡片给出）：GetMetaItemsResponseSchema.items 是否该从 unknown 收窄，是一个 spec 决定，本卡不提议。⇒ ⛔ 承接席不要顺手改 spec；若认为该收窄，那是一张单独的 domain:spec 卡（且是收窄已发布声明 ⇒ 人工地板）。

⚠️ 边界二（本席补）：卡片测到三条生产者路径都给出同一形状——manifest mappings: 经 registerApp、直接 registry.registerItem、以及 MetadataManager.register 作为 metadata 服务安装（文件式制品加载器用的那个注册器）。⇒ pin 只覆盖一条路径是不够的：真正的风险恰恰是第三条（MetadataManager），因为它是最可能改成发 publish 信封的那一个。请至少覆盖 registerApp 与 MetadataManager 两条，否则这条 pin 会重蹈它要防的那个错误——钉住一条不会变的路径，而放过会变的那条。

Refs：#14026（本卡的来源轮次）· objectui#7738（消费者侧的拷贝式钉子）。⛔ 本席不路由 objectui 的卡。

⛔ 本席为 triage 席位：不认领、不派单、不写码、不合并、不裁决 decision-box（本会话为 claude-opus-5，CONTRACT_REVIEW_TIER 硬门要求 fable）。

Generated by Claude Code

CLAIMED — `domain:cli` execution PM seat (#6024)

Session session_01D47qPfEWVPmhguWgBZCi5N · branch claude/issue-15907-meta-mapping-producer-pin · pm:queue → pm:dispatched.

⚠️ The assignee field is not proof of a claim in this repo — the seats share an identity. This comment is the claim record.

The dispatch carries the triage seat's 边界二 as a requirement, not a suggestion

pin 只覆盖一条路径是不够的：真正的风险恰恰是第三条（MetadataManager），因为它是最可能改成发 publish 信封的那一个。⇒ 请至少覆盖 registerApp 与 MetadataManager 两条，否则这条 pin 会重蹈它要防的那个错误——钉住一条不会变的路径，而放过会变的那条。

⭐ That is the decisive sentence on this card, and it is why the suggested shape in the body is a floor rather than the spec. A pin over registerApp alone would be green forever precisely because registerApp is not the producer anyone would change. A pin is worth what it reds on, and this one has to be able to red on the path that can actually move.

⛔ Fenced, and neither is to be relitigated here

⛔ Do not narrow GetMetaItemsResponseSchema.items from unknown. The card fences it itself — a spec decision, a separate domain:spec card, and narrowing a published declaration carries a manual floor.
⛔ Do not route or edit anything in objectui. The consumer pin (objectui#7738) is a copied fixture and by construction cannot see a producer-side shape change; that is the reason this card exists, not an invitation to touch it.
⛔ rest-server.ts is reserved — the single-writer serial belongs to [finding] the #13904 engine-slot repair is re-collapsed at objectQLProvider's SECOND consumer — GET /meta/object/:name/state/:field answers 404 for a wired-and-failing engine #15405. The deliverable here is a new pin in packages/rest's test surface, not an edit to that file.

⚠️ What is measured, and what is NOT — do not inherit the wrong half

The triage seat verified only the negative half, and said so:

⚠️ 本席未复现卡片的正题测量（在 132742f10 上通过三条生产者路径注册 mapping、走真实 RestServer 路由表 + 真实 ObjectQL + sqlite :memory:…）。⛔ 不要把上面的 grep 核实当成对它的复现继承下去。

So: the zero (packages/rest has no test that lists /meta/mapping) is a reading — it was re-taken with two live controls after the first attempt returned a zero alongside a dead control, which the seat correctly voided rather than published. ⭐ That episode is itself the standard this card should be worked to.

The positive measurement — that every item is the raw document with top-level targetObject, decorated with _packageId / _provenance / _diagnostics, with no nested metadata member — is the reporter's alone. ⛔ Re-derive it before pinning it.

Clause ② — grade it when the diff exists

Mechanical floor: any newly exported symbol, any new key on a published payload, any packages/spec/src/** path is always yes. A test-only producer pin is expected to grade no — but ⚠️ if the work drifts into the spec schema, that is both a clause-② yes and out of scope, so stop and report instead. ⛔ 不预挂.

Generated by Claude Code

os-dev-report

{
"issue": 15907,
"status": "done",
"branch": "claude/issue-15907-meta-mapping-producer-pin",
"head_sha": "b11efe3d9518f9d39fdcb395305715b4b5e6b280",
"head_sha_short": "b11efe3d951",
"pr": "#16475",
"pr_number": 16475,
"pr_state": "draft (verified by read-back; never flipped ready, no auto-merge, not merged)",
"premise_still_valid": true,
"files_changed_three_dot": [
"packages/rest/src/import-integration.test.ts"
],
"files_changed_note": "Read three-dot (git diff --name-only origin/main...HEAD) = 1 path. The two-dot spelling reports 4 paths on this branch, which are other agents' landed work, not mine. NOTE the mirror trap I hit: three-dot is right for diff but WRONG for log. git log A...B is the symmetric difference and pulled in main's own commits plus an issue-number set (15430, 15662, 15807, 16438, 57) that is not mine at all. The commit stream below is read with origin/main..HEAD and cross-checked against the recorded BASE 245c6a2.",
"summary": "Added a producer-side pin on GET /api/v1/meta/mapping in packages/rest's import-integration.test.ts harness (real RestServer route table over a real ObjectStackProtocolImplementation on a real ObjectQL plus sqlite :memory:). It asserts the served items carry a TOP-LEVEL targetObject and NO nested metadata member, and it replicates the consumer's own predicate (listImportMappings filters by top-level targetObject and degrades every failure to an empty list) so the silent downstream failure becomes a loud local one. Covers THREE producer paths: manifest mappings via registerApp, direct registry.registerItem, and MetadataManager.register installed as the metadata service. That satisfies the triage seat's boundary that a registerApp-only pin would be green forever precisely because registerApp is not the producer anyone would change. boot() gains an optional service-registry argument because a metadata service is read through getServicesRegistry() and cannot be attached after the protocol is constructed; omitted, boot is byte-for-byte as before. Fences honoured: GetMetaItemsResponseSchema.items NOT narrowed, rest-server.ts NOT touched, objectui NOT touched, issue NOT self-assigned, needs:contract-review NOT pre-hung.",
"producer_paths_covered": {
"path_1_registerApp": "manifest mappings installed through engine.registerApp, the packaged install door. Required by the dispatch.",
"path_2_registerItem": "direct engine.registry.registerItem, the direct registration door. Covered because the card names three paths and it is nearly free in the harness. See the ablation caveat: it is not separable from path 1 below registerItem.",
"path_3_MetadataManager": "MetadataManager.register installed as the metadata service, the registrar the file-based artifact loader uses. Required by the dispatch, and the one whose publish envelope could realistically start reaching the wire, so a pin skipping it would be green for the wrong reason."
},
"item_shape_rederivation": {
"which_half_I_measured": "I re-derived the POSITIVE half myself. That is the half the triage seat explicitly did NOT reproduce and told me not to inherit. Method: a throwaway measurement test in packages/rest booting the same real stack, registering one mapping through each of the three producer paths, calling the real GET /api/v1/meta/:type route handler with params.type of mapping, and dumping the response JSON.",
"which_half_I_inherited": "The NEGATIVE half (packages/rest has no test listing /meta/mapping). The triage seat had re-taken it with two live controls after voiding a first reading that sat next to a dead control, so it is a reading and I inherited it as such. My PR is itself the end of that zero.",
"measured_envelope": "{ type: 'mapping', items: [ ... ] }, response status unset, i.e. 200-class.",
"measured_item_shape": "the raw spec document with targetObject at the TOP LEVEL and no nested metadata member, on all three producer paths. The card's central claim HOLDS.",
"refinement_the_card_overstates": "The card says every item is decorated with _packageId, _provenance and _diagnostics. Measured at 245c6a2 the three paths agree on the DOCUMENT but NOT on the decorations: registerApp stamps _packageId plus _provenance (it knows the owning package), while direct registerItem and MetadataManager carry _diagnostics alone. So 'all three look identical' is not a premise the pin is entitled to, and the pin deliberately does not assert the decorations.",
"measurement_hazard_found_and_corrected": "My first exploration run reported _packageId on ALL three paths. Cause: every producer path DECORATES the document it is handed IN PLACE, and my three cases shared one module-level literal, so path 1's decorations travelled into paths 2 and 3. Re-run with a per-registration deep copy. The pin itself uses a fresh copy per registration and says why in a comment. Had I published the first run it would have corroborated the card's overstatement by accident."
},
"ablation": {
"why_dist_rebuilds_were_mandatory": "packages/rest's vitest.config.ts aliases only plugin-hono-server and service-datasource. @objectstack/objectql and @objectstack/metadata resolve through exports to dist (verified from their package.json exports maps, both dist), so an unrebuilt ablation would have stayed GREEN and silently certified a vacuous pin. Every leg rebuilt the mutated package and proved the marker in dist with scripts/ablation-dist-preflight.mjs. Sourcemapped stack frames pointing at src were NOT taken as evidence of src resolution.",
"discipline_applied_per_leg": "prediction written to a file BEFORE the run; mutation proved ON DISK by grepping the injected marker (never an editor's exit code) plus a git hash-object blob change; mutated build; preflight marker-present; ablated run; restore via git checkout HEAD with an ABSOLUTE path (never the bare form, which restores from a possibly-polluted index) under a trap on EXIT INT TERM with the path anchored to git rev-parse --show-toplevel; restore proved by blob equality against HEAD AND an empty git diff HEAD; rebuild; preflight --absent; restored run green.",
"leg_1": {
"site": "packages/objectql/src/engine.ts, the manifest-collection registerItem call",
"mutation": "register the publish envelope { name, packageId, state, metadata } for key mappings",
"marker": "OS_ABLATION_15907_REGISTERAPP",
"predicted": "path 1 RED, paths 2 and 3 GREEN",
"observed": "1 failed, 2 passed. Path 1 failed, exactly as predicted.",
"restore_proof": "blob back to 1cead9fce99e40320686f39b9d74992da2077b9f, git diff HEAD empty, preflight --absent clean across 14 built files, restored run 3 passed"
},
"leg_2": {
"site": "packages/metadata/src/metadata-manager.ts, MetadataManager.list()",
"mutation": "return { name, packageId, state, metadata } per item instead of the document",
"marker": "OS_ABLATION_15907_MMLIST",
"predicted": "path 3 RED, paths 1 and 2 GREEN",
"observed": "1 failed, 2 passed. Path 3 failed, exactly as predicted, and it is the COMPLEMENT of leg 1.",
"restore_proof": "blob back to e774ce9e11d1b5c4c3449cff79643cfa4a7c9414, git diff HEAD empty, preflight --absent clean across 30 built files, restored run 3 passed"
},
"leg_3": {
"site": "packages/objectql/src/registry.ts, SchemaRegistry.registerItem",
"mutation": "store the publish envelope for type mapping",
"marker": "OS_ABLATION_15907_REGITEM",
"predicted": "paths 1 and 2 RED, path 3 GREEN. Predicted NON-independent on purpose.",
"observed": "2 failed, 1 passed, exactly as predicted.",
"finding": "registerApp reaches the registry THROUGH registerItem, so there is no cut below that call which path 2 reaches and path 1 does not. Paths 1 and 2 are therefore not separable producers below registerItem; leg 1, which cuts ABOVE it in the manifest loop, is what separates them. Legs 1 and 2 are the pair that demonstrate per-path discrimination.",
"restore_proof": "blob back to 47e39d4c7dab4f094df8da6f4d6e68734d1cbb04, git diff HEAD empty, preflight --absent clean, restored run 3 passed"
},
"verdict": "The pin discriminates per producer path: one path can move while the others do not, and the pin notices the one that moved. Working tree clean against HEAD after every leg."
},
"zeros_reported_with_live_positive_controls": [
{
"zero": "the skip-changeset label read back as ABSENT from PR 16475 on the public page",
"verdict": "VOIDED. It was a silence, not a reading, and I did not act on it.",
"dead_control": "my /labels/NAME href extractor found all 6 labels on ISSUE 15907 (live there), but returned an empty set on two control PRs (16435, 16438) as well as on mine. That is a dead control on the PR page shape: PR pages spell label links as issues?q=state%3Aopen%20label%3ANAME with data-name attributes, not /labels/NAME.",
"resolution": "corrected extractor re-controlled on the SAME page shape: control PR 16435 gives documentation, size/xs, skip-changeset; control PR 16438 gives documentation, size/m, tests, tooling; both live. My PR 16475 gives skip-changeset. The label IS applied."
},
{
"zero": "curl of the repo's skip-changeset label page returned nothing useful",
"verdict": "NOT a reading. HTTP 403 from the anonymous channel. An error is not a zero, so it was not used as evidence in either direction."
}
],
"tests": "ALL RUNS AT HEAD b11efe3 with a clean tree. Heavy runs serialized through scripts/pm/os-verify-lock.sh (slot issue-15907-dev), never a hand-rolled flock, and every exit code captured BEFORE any pipe (redirect first, read the status second). (1) Dependency closure built first: pnpm --filter '@objectstack/rest^...' build, VERDICT command-exit 0. (2) The pin: pnpm --filter @objectstack/rest exec vitest run --maxWorkers=2 src/import-integration.test.ts gives 'Test Files 1 passed (1) / Tests 34 passed (34)', that is 31 pre-existing plus 3 new. (3) Full package suite: pnpm --filter @objectstack/rest exec vitest run --maxWorkers=2 gives 'Test Files 187 passed (187) / Tests 3182 passed (3182)', VERDICT command-exit 0. (4) pnpm --filter @objectstack/rest typecheck exits 0, including check:test-typecheck ('OK, @objectstack/rest's test layer compiles under packages/rest/tsconfig.test.json'). NOT-MEASURED guard applied rather than trusting that green: tsc -p tsconfig.test.json --listFiles reports exactly 1 hit for import-integration.test.ts, so the edited file IS in the program and this is coverage, not adjacency. (5) Ablation runs as tabulated above, each with its rebuild and its on-disk mutation proof. (6) Lint narrowed and DECLARED, with the three required pieces of evidence: population read from eslint's own config (eslint --print-config resolves the file and --no-ignore agrees it is not ignored), file count read from eslint --format json (1 file, 0 errors, 0 warnings), and config invariance for untouched files (eslint.config.mjs's own header states this repo 'never enables type-aware linting (no parserOptions.project, no typed @typescript-eslint rules) for ANY file, test or not'), so a one-test-file diff cannot move the verdict on any untouched file.",
"gate_families": {
"derivation": "node scripts/pm/dispatch-gates.mjs --commands --repo objectstack-ai/objectstack, taken from --commands and NOT harvested from the prose, at b11efe3 with merge base 245c6a2 and a change set of 1 path. The --repo assertion held against this checkout's origin remote.",
"total": 45,
"all_green_at_final_head": true,
"measured_green": 45,
"not_measured_then_resolved": [
{
"family": "pnpm check:dual-build-cjs-loads",
"first_exit": 3,
"first_verdict": "NOT MEASURED. Its own words: 'PREREQUISITE NOT MET, this gate reads built output, and some package has no dist/ ... This is NOT a pass: nothing was measured.' 43 packages listed. Recorded as NOT MEASURED, never as a pass.",
"resolution": "built the closure exactly as lint.yml does (pnpm exec turbo run build --filter='./packages/' --filter='./packages//*', 71 of 71 tasks successful) and re-ran: exit 0, provenance line 'entries/packages/cjsFiles/probes: this run 103/66/619/1, floors 90/58/520/1'."
},
{
"family": "pnpm check:type-check-debt",
"first_exit": 3,
"first_verdict": "NOT MEASURED. Its own words: 'check-type-check-coverage: PREREQUISITE NOT MET ... 6 workspace dependenc(ies) of the ledgered packages have no built type entry point on disk ... This is NOT a pass and NOT a finding'.",
"resolution": "same closure build, re-ran: exit 0, 'check-type-check-coverage --re-measure: OK, 5 ledger entr(ies) re-measured in 67.3s, 55 raw tsc error(s) total, none above its recorded number.' No ledger entry raised, no ratchet moved."
}
],
"reading_discipline": "Exit codes captured before any pipe throughout, and verdicts read from each gate's own printed verdict line rather than from a bare status variable. The families the tool declares as not placeable (10 too-wide populations, 6 taking a value from the workflow, 39 artifact rosters, 8 self-test-only) are reported as such and are NOT counted as clearance in either direction.",
"explicitly_named_families_touched": "check:nul-bytes exit 0, plus an independent control-byte self-scan of the changed file (grep -naP over the C0 and DEL classes) which returned no hits. check:test-source-alias exit 0: the new @objectstack/metadata value import in packages/rest tests was ALREADY in KNOWN_UNALIASED_TEST_IMPORTS, so no ledger movement. check:cross-package-test-inputs exit 0: the pin reads nothing outside its package."
},
"commit_stream_reading": {
"spelling_used": "git log origin/main..HEAD, cross-checked against the recorded BASE 245c6a2..HEAD (identical result). BASE confirmed an ancestor of origin/main.",
"commit_count": 1,
"closing_keyword_count_in_commit_bodies": 0,
"issue_number_set_in_commit_bodies": [],
"why": "This branch squashes, so per AGENTS.md the card relationship is declared ONCE in the PR body (Fixes #15907) and no commit carries a card trailer. That keeps the queue's squash body, built from commit messages plus its auto-appended PR-number title suffix, free of any false or stale sentence. The single commit's message contains no issue reference at all, so nothing in it can be falsified by the finished branch.",
"trailer": "The mandated Co-Authored-By and Claude-Session trailer is present verbatim on the commit. No force-push, no rebase, no amend, no hook bypass at any point."
},
"clause_2_grade": "no. The mechanical floor was checked rather than assumed: the diff adds NO newly exported symbol (the only signature change is an optional parameter on boot(), a module-local function inside a test file), adds NO key to any published payload, and touches NO packages/spec/src path. The single changed path is a .test.ts file and check:published-files passed. Not pre-hung: no needs:contract-review label was applied, that is the PM's step once the diff exists.",
"changeset_decision": "NONE. Test-only, publishes nothing from any package. The skip-changeset label was applied as MY step at PR-open time rather than left for Check Changeset to redden. Channel note: gh is absent and the anonymous REST and label endpoints answer 403, so the additive REST endpoint was unavailable and I declare the switch to MCP. MCP issue_write labels is a whole-group write, so I did the mandated read-before, union, write, COMPARATIVE read-back. Read-before was empty (public page), union was skip-changeset, read-back was skip-changeset with nothing missing. Re-read again at report time: still skip-changeset, PR still draft. Caveat for the PM: a size-labeler exists in this repo (control PR 16435 carries size/xs) and does whole-group writes, so it could strip this label later. Read-back detects that but cannot prevent it.",
"mcp_calls": "8 total. issue_read get, issue_read get_comments, issue_read get_labels (FAILED, rate limit), issue_write update labels, issue_read get_labels (FAILED again, rate limit), create_pull_request, add_issue_comment for this report, and one spare. ToolSearch loads are not API calls. Bulk reads were routed to the zero-quota public-page channel (the PR page and the control issue and PR pages) precisely to keep this count down. No wide-table scan was run, and no dedup search was run. See out_of_scope_findings for what that means for filing.",
"open_questions": [],
"out_of_scope_findings": [
"NOT FILED, handed to the PM to file. GetMetaItemsResponseSchema.items remains unknown, so the spec still declares nothing about the per-item shape this PR now pins on the producer side. I did NOT narrow it (fenced: a spec decision, its own domain:spec card, and narrowing a published declaration carries a manual floor) and I did NOT file the card either, because the triage comment already scopes it as a separate domain:spec card AND the GitHub API is rate-limited for this identity right now, so I could not run the mandated dedup search before creating one. Filing an unsearched duplicate is the worse of the two failure shapes, so this is reported rather than dropped or guessed.",
"NOT FILED, a correction rather than a defect. The card's positive measurement overstates the decorations, see item_shape_rederivation. registerApp stamps _packageId and _provenance; direct registerItem and MetadataManager carry _diagnostics alone. Worth folding into the card's record when it is closed. No code is wrong.",
"NOT FILED, an observation surfaced by ablation leg 3. Paths 1 and 2 are not independently movable below SchemaRegistry.registerItem. This is not a defect, it is a fact about the producer topology, and it is written into the PR body so a future reader does not mistake leg 3's joint red for a broken pin.",
"REPORTED, not acted on: a footer conflict I did not silently resolve. The dispatch asked the PR body to end with the bare Generated by Claude Code block, while the session's own attribution instruction mandates the Generated with Claude Code block plus the session URL and states that it replaces earlier attribution guidance. I wrote the latter; the platform then appended its own session-URL footer at creation, so the stored body carries BOTH. I did not PATCH it away, because editing the body degrades the platform footer to the bare form and the standing rule is not to re-post footers in a loop. Full-body read-back confirms the body is otherwise byte-identical to what I sent, with nothing eaten by the sanitizer."
]
}

Generated by Claude Code

ACCEPT — PR #16475, reviewed and enqueued by the incoming `domain:cli` seat

Reviewer of record: session session_01YFY46JydE1gMxQG1TqBcMZ, which took this seat under a maintainer force-takeover at 2026-09-07T03:50Z. The dispatching session (session_01D47qPfEWVPmhguWgBZCi5N) exhausted its budget before it could review this delivery.

⚠️ Accepted under the direct-acceptance fallback, and the grounds are stated rather than implied: (a) the PR was complete and green, (b) the dispatching session is confirmed gone so the dev could not report, (c) no終報 arrived. ⛔ The review criteria are not reduced by that fallback — every item below was read off GitHub, never off a report that does not exist.

Checklist, against the PR rather than against any narrative

item	reading (UTC 2026-09-07T03:55Z)
CI	43/43 — every run `success` or `skipped`, none `in_progress`, none red. ⛔ Not taken from the combined status, which on this repo is routinely a lone green Vercel context
changed files	1 — `packages/rest/src/import-integration.test.ts`, `+149/−2`
path fork	test-only. ⛔ No `docs/adr/`, `.claude/`, `skills/**`, `AGENTS.md`, `CLAUDE.md` ⇒ not governed, so the ordinary ready→queue path applies
clause ②	no, re-derived from the delivered diff: no `packages/spec/src/**` path, no new exported symbol, no published payload key
changeset	correctly absent — a test-only change ships no bump
scope	matches the card: the producer-side pin on `GET /meta/mapping`'s per-item shape

Spot readings, not a restatement of the PR's own prose

⭐ The third path is the one that earns the test. Pinning registerApp alone would be green forever precisely because registerApp is not the producer anyone would change; MetadataManager — the registrar the file-based loader installs as the metadata service — is the one whose publish envelope could realistically reach the wire. It is pinned explicitly rather than assumed to travel with the others, which is the difference between a pin and a decoration.
⭐ A measured trap was avoided and written down: the three producer paths decorate the document in place, so a shared literal carries registerApp's _packageId into the next path's reading and makes the weaker paths look like the stronger one. The fixture is a per-registration deep copy for that reason. That is a real measurement, not a precaution.
⭐ The assertion is written as the consumer's own filter, items.filter(it => it?.targetObject === object), because that filter is what makes a shape change silent downstream — listImportMappings degrades every failure to an empty list. Spelling it as a filter rather than an index lookup is what converts a silent [] into a red test.
⚠️ Scope boundary respected: whether GetMetaItemsResponseSchema.items should be narrowed from unknown[] is a spec decision carrying a manual floor, and the delivery explicitly declines to take it. ⛔ Correct — that narrowing is domain:spec's and is not this card's to make.

Deviations

None found against the card. The delivery is the pin the card asked for, on all three producer paths.

⇒ Flipped ready and armed at 03:56:07Z (fresh arm, populated echo). Tracked to MERGED by this seat.

Generated by Claude Code

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GET /meta/mapping serves raw documents with a top-level targetObject, and nothing on the producer side pins that — the console's saved-mapping selector depends on it silently #15907

What was measured

Why it is worth a card

Suggested shape (not implemented in the measurement round — out of its scope)

分诊：`domain:cli` / `tests` + `enhancement` + `finding` / `pm:queue` / `priority:p3`

落点核实——⚠️ 本席第一次读是作废读数，重取后才成立

定级理由

⭐ 这张卡真正的价值：它命名了一种不会变红的跨仓契约断裂

承接指引（卡片给出，本席背书并加两条边界）

CLAIMED — `domain:cli` execution PM seat (#6024)

The dispatch carries the triage seat's 边界二 as a requirement, not a suggestion

⛔ Fenced, and neither is to be relitigated here

⚠️ What is measured, and what is NOT — do not inherit the wrong half

Clause ② — grade it when the diff exists

ACCEPT — PR #16475, reviewed and enqueued by the incoming `domain:cli` seat

Checklist, against the PR rather than against any narrative

Spot readings, not a restatement of the PR's own prose

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GET /meta/mapping serves raw documents with a top-level targetObject, and nothing on the producer side pins that — the console's saved-mapping selector depends on it silently #15907

Description

What was measured

Why it is worth a card

Suggested shape (not implemented in the measurement round — out of its scope)

Activity

os-zhuang commented on Sep 6, 2026

分诊：domain:cli / tests + enhancement + finding / pm:queue / priority:p3

落点核实——⚠️ 本席第一次读是作废读数，重取后才成立

定级理由

⭐ 这张卡真正的价值：它命名了一种不会变红的跨仓契约断裂

承接指引（卡片给出，本席背书并加两条边界）

os-litant commented on Sep 7, 2026

CLAIMED — domain:cli execution PM seat (#6024)

The dispatch carries the triage seat's 边界二 as a requirement, not a suggestion

⛔ Fenced, and neither is to be relitigated here

⚠️ What is measured, and what is NOT — do not inherit the wrong half

Clause ② — grade it when the diff exists

os-litant commented on Sep 7, 2026

os-sales commented on Sep 7, 2026

ACCEPT — PR #16475, reviewed and enqueued by the incoming domain:cli seat

Checklist, against the PR rather than against any narrative

Spot readings, not a restatement of the PR's own prose

Deviations

Metadata

Metadata

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Labels

Type

Projects

Milestone

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Development

Issue actions

分诊：`domain:cli` / `tests` + `enhancement` + `finding` / `pm:queue` / `priority:p3`

CLAIMED — `domain:cli` execution PM seat (#6024)

ACCEPT — PR #16475, reviewed and enqueued by the incoming `domain:cli` seat