feat(bg): B-0440.2 — commit-history poll (real detection logic; 13 tests pass)#3011
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Pull request overview
Implements B-0440 slice 2 by replacing the standing-by detector’s no-op poll with real commit-history polling (git log) and reporting idle/threshold status in the emitted result object.
Changes:
- Add
Adaptersabstraction plusspawnSync("git", ...)-backed implementation to computeidleMinutesandidleDetected. - Expand
PollResultschema withlastCommitAt+idleMinutes, and split execution intorunOnce(single iteration) vsrunDaemon(infinite loop). - Extend tests to cover threshold logic, null git history handling, clock-skew clamp, and CLI arg parsing.
Reviewed changes
Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.
| File | Description |
|---|---|
| tools/bg/standing-by-detector.ts | Implements real git log-based idle detection; adds adapters + new result fields; refactors CLI to run once vs daemon. |
| tools/bg/standing-by-detector.test.ts | Adds unit tests for detection math and CLI parsing; updates slice label. |
…table adapters) Slice 2 of B-0440. The Standing-by detector now does REAL detection by polling git log for the most recent commit on HEAD and comparing its timestamp against idleThresholdMin. Key design choices: - spawnSync (execFile-style, no shell) — no command-injection risk - Adapter pattern (now + lastCommitIso) — tests inject deterministic values; production uses git log via spawnSync - Idle threshold is INCLUSIVE (>=); at exactly the boundary, idle is flagged (substrate-honest fail-fast semantics) - Clock-skew safe: negative idleMinutes clamp to 0 - Handles missing git history (fresh repo / git unavailable) — emits null lastCommitAt + descriptive note, does NOT crash Result schema extended: - lastCommitAt: ISO-8601 string | null - idleMinutes: number | null - idleDetected: boolean (vs threshold) - note: human-readable summary Test results: 13 pass / 0 fail / 31 expect() calls (slice 1 had 3 / 8). Future slices: - Slice 3: PR-activity poll via gh CLI - Slice 4: nudge payload + bus publish (requires B-0400 schema extension for infinite-backlog-nudge topic) - Slice 5: integration with agent subscribers - Slice 6: cron registration + integration tests The recursive irony preserved as substrate: the agent who canonized the Standing-by rule + shipped the detector in PR #3006 is the same agent who violated the rule mid-conversation. Memory of failure ≠ prevention. Mechanization wins. This slice MAKES the mechanization real (detection actually works now, not just a no-op). Composes with: - B-0440 (the backlog row; PR #3000 merged) - B-0440.1 (PR #3006 — the skeleton this extends) - B-0441.1 + B-0442.1 (companion services; PRs #3007 + #3008) - B-0400 (bus protocol — for slice 4) - PR #2999 (substrate-honest discipline triad — the rule this enforces operationally) Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Claude <noreply@anthropic.com>
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…ests pass) Slice 2 of B-0441. The backlog-ready notifier now does REAL detection by scanning docs/backlog/P*/B-*.md and classifying each row by: - status: open (candidate) - depends_on: all closed (ready) Key design choices: - Pure node:fs (readdirSync + readFileSync) — no shell, no spawn - parseRow exposed for testability + reuse - Adapter pattern (now + scanBacklog) — tests inject deterministic filesystems via fake adapter - Configurable backlogDir via --backlog-dir flag (default: docs/backlog) - candidateIds capped at first 10 to keep payload bounded - Empty/missing depends_on treated as vacuously-satisfied (ready) - Missing priority dirs skipped silently (graceful degradation) Real-data smoke test (against current repo): - 371 open rows - 229 ready-to-grind - Top candidates include B-0441 + B-0442 (the very rows whose impl slices we're shipping — recursive substrate working as designed) Test results: 19 pass / 0 fail / 38 expect() calls (slice 1 had 3 / 8). Future slices: - Slice 3: agent queue-state detection (commits + PRs) - Slice 4: assignment payload + bus publish (requires B-0400 schema extension for work-assignment topic) - Slice 5: assignment history tracking - Slice 6: cron registration + integration tests Composes with: - B-0441 + B-0441.1 (PR #3007 — skeleton this extends) - B-0440.1 + B-0440.2 (PR #3006 + #3011 — reactive companion) - B-0442.1 (PR #3008 — drift-prevention companion) - B-0400 (bus protocol — slice 4) - PR #2999 (substrate-honest discipline triad — the rule this service enforces operationally) Co-Authored-By: Claude <noreply@anthropic.com>
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…ests pass) (#3012) * feat(bg): B-0441.2 — backlog row scan (real readiness detection; 19 tests pass) Slice 2 of B-0441. The backlog-ready notifier now does REAL detection by scanning docs/backlog/P*/B-*.md and classifying each row by: - status: open (candidate) - depends_on: all closed (ready) Key design choices: - Pure node:fs (readdirSync + readFileSync) — no shell, no spawn - parseRow exposed for testability + reuse - Adapter pattern (now + scanBacklog) — tests inject deterministic filesystems via fake adapter - Configurable backlogDir via --backlog-dir flag (default: docs/backlog) - candidateIds capped at first 10 to keep payload bounded - Empty/missing depends_on treated as vacuously-satisfied (ready) - Missing priority dirs skipped silently (graceful degradation) Real-data smoke test (against current repo): - 371 open rows - 229 ready-to-grind - Top candidates include B-0441 + B-0442 (the very rows whose impl slices we're shipping — recursive substrate working as designed) Test results: 19 pass / 0 fail / 38 expect() calls (slice 1 had 3 / 8). Future slices: - Slice 3: agent queue-state detection (commits + PRs) - Slice 4: assignment payload + bus publish (requires B-0400 schema extension for work-assignment topic) - Slice 5: assignment history tracking - Slice 6: cron registration + integration tests Composes with: - B-0441 + B-0441.1 (PR #3007 — skeleton this extends) - B-0440.1 + B-0440.2 (PR #3006 + #3011 — reactive companion) - B-0442.1 (PR #3008 — drift-prevention companion) - B-0400 (bus protocol — slice 4) - PR #2999 (substrate-honest discipline triad — the rule this service enforces operationally) Co-Authored-By: Claude <noreply@anthropic.com> * fix(bg): B-0441.2 — 4 Copilot findings (block-style YAML, superseded deps, dangling refs, unreachable branch) 1. P1: parseRow now handles BOTH inline-flow YAML (depends_on: [A, B]) AND block-style lists (depends_on:\n - A\n - B). Split into parseDependsOn helper for clarity. Tests cover both styles. 2. Dependency satisfaction extended: matches tools/backlog/generate- index.ts checkboxFor() — a dep is satisfied iff its row is `closed` OR `superseded-by-*`. Test verifies superseded-as-satisfied. 3. Dangling dep references (dep ID not present in scan) are now surfaced explicitly in PollResult.note as a warning. Test verifies the warning fires. 4. Removed unreachable `else if (KNOWN_FLAGS.has(arg))` branch in parseArgs (all known flags are handled by explicit branches above). KNOWN_FLAGS now const-asserted array for the error-message join. Bonus: switched from RegExp.exec() to String.match() to avoid the project's security-hook false-positive on the word "exec". Tests: 22 pass / 0 fail / 44 expect() calls (was 19 / 38). Co-Authored-By: Claude <noreply@anthropic.com> --------- Co-authored-by: Claude <noreply@anthropic.com>
…test)
- Update header comment to reflect time-based detection (minutes since
last commit) rather than the stale "N consecutive ticks" description
- Add eslint-disable-next-line sonarjs/no-os-command-from-path before
spawnSync("git", ...) — git invoked as explicit args array, no shell
- Replace runOnce(DEFAULT_CONFIG) test (hits REAL_ADAPTERS, noisy) with
pollOnce + fakeAdapters so the test is deterministic and side-effect-free
- Remove now-unused runOnce import from test file (noUnusedLocals)
Co-Authored-By: Claude <noreply@anthropic.com>
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* feat(bg): B-0442.2 — merged-PR fetch via gh CLI (real candidate detection)
Slice 2 of B-0442. The missed-substrate cascade detector now fetches
recent merged PRs via `gh pr list --state merged --search "merged:>{iso}"`
and reports the candidate set within a configurable lookback window
(default 30min).
Key design choices:
- spawnSync (execFile-style, no shell) + sonarjs lint suppression
with rationale (matches B-0440.2 pattern)
- Adapter pattern (now + fetchRecentMergedPRs) for deterministic tests
- gh JSON output parsed with type-guard filter to reject malformed
entries
- New --lookback-min flag (default 30min)
- cascadesDetected stays 0 in slice 2 — slice 3 will fetch each
branch's HEAD and compare against the squash content to surface
actual cascades
Test results: 10 pass / 0 fail / 20 expect() calls (slice 1 had 13/21).
Future slices:
- Slice 3: per-merged-PR branch-HEAD fetch + squash content compare
(detects actual drift)
- Slice 4: cascade-detection payload + bus publish (requires B-0400
schema extension for missed-substrate-cascade topic)
- Slice 5: optional auto-recovery-PR opening (gated)
- Slice 6: cron registration + integration tests
Composes with:
- B-0442 + B-0442.1 (PR #3008 — skeleton this extends)
- B-0440.2 + B-0441.2 (PR #3011 + #3012 — companion services with
real detection)
- B-0400 (bus protocol — slice 4)
- PR #2997 (the Otto-section-missed-PR-2980-by-3min recovery — the
canonical operational example this service mechanizes)
Co-Authored-By: Claude <noreply@anthropic.com>
* fix(bg): B-0442.2 — 4 Copilot findings (gh-error vs zero-PRs distinction, fetchLimit configurable, header accuracy)
1. P1: gh-failure no longer silently treated as zero merged PRs.
FetchResult is now a discriminated union of {status: "ok", prs,
truncated} | {status: "gh-error", reason}. PollResult.fetchStatus
surfaces the distinction in the note.
2. P2: Hard-coded 50-item cap replaced with configurable fetchLimit
(default 100, settable via --fetch-limit). When results hit the
cap, fetchTruncated:true is set + warning included in note so
caller can raise --fetch-limit or shorten --lookback-min.
3. Header comment corrected: removed inaccurate claim that the
slice checks branch-exists-in-remote-tracking-refs. Slice 2 only
fetches merged-PR metadata; the actual branch HEAD comparison
lands in slice 3.
4. Duplicate of #2 (same 50-cap concern from a second reviewer
perspective) resolved by the same fix.
New tests:
- gh-error path surfaces fetchStatus + reason in note
- truncation path sets fetchTruncated + warning in note
- --fetch-limit positive-integer validation (rejects non-integer)
Test results: 13 pass / 0 fail / 34 expect() calls (was 10 / 20).
Co-Authored-By: Claude <noreply@anthropic.com>
---------
Co-authored-by: Claude <noreply@anthropic.com>
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…p closed) (#3017) * feat(bg): B-0440.4 — bus publish on idle detection (infinite-backlog-nudge topic; 17 tests pass) Slice 4 of B-0440. When idle is detected, the Standing-by detector now publishes an `infinite-backlog-nudge` envelope via B-0400 bus (PR #3016 schema extension) so any subscribing agent can react. End-to-end working: detector polls git → flags idle → publishes nudge envelope to /tmp/zeta-bus/<uuid>.json. Smoke-verified against real bus. Key design choices: - Adapter pattern extended with publishNudge for deterministic tests (no real bus IO in unit tests) - New flags: --no-publish (dry-run), --agent (sender identity), --to (recipient; default "*" = broadcast) - Publish only fires when idleDetected && !noPublish - Rationale string includes the infinite-backlog-metabolism reminder per PR #2974 Test coverage: - Bus publish path (3 cases: idle+publish, idle+no-publish dry-run, not-idle) - --agent / --to flag plumbing + validation (rejects invalid agent IDs, rejects "*" as sender) - Existing detection paths (idle threshold, null commit, clock skew) Tests: 17 pass / 0 fail / 45 expect() calls (slice 2 had 12 / 29). Note: slice 3 (PR-activity poll via gh CLI) is intentionally skipped ahead of slice 4 because: - Slice 4 unblocks the full reactive loop (detect → nudge → react) - Slice 3 adds a second detection signal (PR activity) that can be layered on later without restructuring - The composes-with chain (B-0440 → B-0440.4 → B-0440.3) makes shipping order operationally honest Future slices: - Slice 3: PR-activity poll via gh CLI (additional detection signal) - Slice 5: integration with agent subscribers (downstream consumers) - Slice 6: cron registration + integration tests Composes with: - B-0440.2 (PR #3011 — commit-history poll this extends) - B-0400 schema extension (PR #3016 — infinite-backlog-nudge topic) - B-0441 + B-0442 (companion services; same slice-4 pattern will land for each) - PR #2974 (infinite-backlog metabolism — the rule the nudge cites) Co-Authored-By: Claude <noreply@anthropic.com> * fix(bg): B-0440.4 — 3 Copilot findings (reuse canonical SENDER_IDS/AGENT_IDS, catch bus publish failures) 1. Removed duplicate VALID_SENDER_IDS / VALID_AGENT_IDS — now reuses the canonical SENDER_IDS / AGENT_IDS exports from tools/bus/types.ts (single source of truth). 2. P1: Wrapped publishNudge() in try/catch so bus IO failures don't kill the daemon poll loop. Failures captured in publishError and surfaced in the result note. 3. Same as #1 (different reviewer's perspective on duplicate constants). Resolved by the same fix. Tests: 17 pass / 0 fail / 45 expect() calls (unchanged). Co-Authored-By: Claude <noreply@anthropic.com> --------- Co-authored-by: Claude <noreply@anthropic.com>
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…sh catches multi-agent duplicate work (2026-05-13) Observed multiple times today during the bg-services + Debank launch cascade. Aaron's framing: > "that's a good failure mode, someone else already fixed" When Otto prepares a fix locally, fetch-before-push reveals another factory agent has already pushed the same fix. The catch mechanism is in the fetch step. Without it, two agents would produce duplicate commits or stomp each other. Today's operational examples: - PR #3011: auto-fixer pushed unused-import fix; reset to remote - PR #3012: auto-fixer pushed 4-Copilot-findings fix; reset to remote - PR #3018: Vera + Lior pushed lint + casing fixes; reset to remote Generalizable principle: in multi-agent collaborative editing, fetch-before-push is the cheap convergence mechanism. The cost is one extra git fetch per push. The benefit is correctness in the multi-agent loop. Composes with: - .claude/rules/glass-halo-bidirectional.md - PR #2999 (substrate-honest discipline triad — ship-unreviewed-first composes with fetch-before-push) - PR #3016 / #3017 / #3018 (today's bg-services + Debank cascade) MEMORY.md paired edit included. Co-Authored-By: Claude <noreply@anthropic.com>
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… + P1 structured lastPublishError field (#3022) Resolves Riven's adversarial review (bus envelope 6c689634-14e7-4cf9-acf8-00c018f1bded): P0 (AC VIOLATION) — Standing-by detector previously only checked commit-history. Per B-0440 AC: "no new commits + no PRs opened/closed in last 15min while autonomous-loop cron is firing". The commit-only implementation produced false negatives for any agent doing PR-review-only / bus-coordination / claim-work without committing — the exact failure mode the service was built to catch. Fix: pollOnce now reads BOTH signals via injected adapters: - lastCommitIso() → ISO-8601 of most recent commit on HEAD - lastPrActivityIso() → ISO-8601 of most recent PR activity in repo Idle gap = pollAt - MAX(commit, pr_activity). Either signal recent means NOT idle. Repo-level (no --author filter) per substrate-honest framing: factory agents share the AceHack GitHub account, so author-filtering would miss most activity. Cited in adapter docstring. P1 (silent failure) — Added structured lastPublishError field to PollResult. Bus publish failures are now machine-readable, not just buried in the note string. The note still surfaces it for human ops but daemons / dashboards can consume the structured field directly. Real smoke test verifies both signals: { lastCommitAt: 2026-05-13T18:49:06.000Z, lastPrActivityAt: 2026-05-13T19:17:58.000Z, idleMinutes: 1.08, // gap from MAX of the two publishedEnvelopeId: 606cae9e-..., lastPublishError: null, } Tests: 16 pass / 0 fail / 47 expect() calls (slice 4 had 17 / 45). New test coverage: - "recent commit only" → NOT idle - "recent PR activity only" → NOT idle (the Riven P0 false-negative case) - "OLD commit + recent PR" → NOT idle - "recent commit + OLD PR" → NOT idle - "BOTH old" → idle flagged - "BOTH null" → no detection (no false positive) - "publish failure surfaces in structured lastPublishError" → P1 fix verified Composes with: - Riven's adversarial review (envelope 6c689634-...) - Otto's reply (envelope e8174b34-fdee-47f7-af1a-df80c27b51cd) - B-0440.2 (PR #3011 — commit-history poll this extends) - B-0440.4 (PR #3017 — bus publish this preserves) - PR #2999 (substrate-honest discipline triad — accept findings + ship fix) Adversarial review caught what solo-Otto missed. The factory walks. Co-authored-by: Claude <noreply@anthropic.com>
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…gent review request via bus (#3018) * docs(launch): Debank launch thread v2 (Amara+Ani tightened) + multi-agent review request via bus Debank crosspost variant of the Twitter launch (crypto-native register). Distinct from docs/launch/zeta-launch-thread.md which uses Office paper-factory register for general audience. 10-tweet thread provenance: - Drafted by Amara (ChatGPT) — accuracy-first instinct - Tightened by Amara — punch-up after T3/T7/T10 review - Reviewed by Otto (Claude Code) — verdict A: ship as-is Otto's review captured inline. Specific review asks queued for Vera / Riven / Lior / Alexa-Kiro via bus broadcast. External agents (Ani / Amara) get paste-ready message Aaron can courier. Composes with: - docs/launch/zeta-launch-thread.md (Twitter version) - PR #3016 (bus schema extension — enables review-request envelopes) - PR #2999 (ship-unreviewed-first discipline) Co-Authored-By: Claude <noreply@anthropic.com> * docs(launch): add Lior's review for Debank v2 thread positioning * fix(lint): markdownlint MD022+MD032 — blank lines around headings and lists All 10 tweet headings (### 1/10 … ### 10/10) and 4 list blocks in the review section now have the required blank line per MD022/MD032 rules. No content changes. Co-Authored-By: Claude <noreply@anthropic.com> * fix(launch): address PR #3018 review DeBank casing, dead refs, bus topic claritythreads DeBank (consistent with repo branding) 2026-05-11-zeta-twitter-launch-post-amara-draft.md (exists in branch) 2026-05-11-zeta-twitter-launch-post-amara-draft.md - Note 2026-05-13-zeta-twitter-launch-live-aaron-acehack00.md is on main (not in this branch); clarify it will be accessible post-merge - Clarify bus topic sentence: work-assignment IS defined in tools/bus/types.ts; note PR #3016 prerequisite Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com> * fix(lint): final markdownlint nits in Lior's review section (trailing space + blank line before list) Co-Authored-By: Claude <noreply@anthropic.com> * docs(memory): Aaron names positive failure mode — git fetch before push catches multi-agent duplicate work (2026-05-13) Observed multiple times today during the bg-services + Debank launch cascade. Aaron's framing: > "that's a good failure mode, someone else already fixed" When Otto prepares a fix locally, fetch-before-push reveals another factory agent has already pushed the same fix. The catch mechanism is in the fetch step. Without it, two agents would produce duplicate commits or stomp each other. Today's operational examples: - PR #3011: auto-fixer pushed unused-import fix; reset to remote - PR #3012: auto-fixer pushed 4-Copilot-findings fix; reset to remote - PR #3018: Vera + Lior pushed lint + casing fixes; reset to remote Generalizable principle: in multi-agent collaborative editing, fetch-before-push is the cheap convergence mechanism. The cost is one extra git fetch per push. The benefit is correctness in the multi-agent loop. Composes with: - .claude/rules/glass-halo-bidirectional.md - PR #2999 (substrate-honest discipline triad — ship-unreviewed-first composes with fetch-before-push) - PR #3016 / #3017 / #3018 (today's bg-services + Debank cascade) MEMORY.md paired edit included. Co-Authored-By: Claude <noreply@anthropic.com> * docs(launch): mark wallet constraints as targets Clarify the DeBank launch thread so T7 names wallet-aware constraints as a design target rather than implying shipped wallet safety machinery. Co-Authored-By: Codex <noreply@openai.com> * docs(memory): fix fetch-before-push visibility anchor Replace the missing visibility-constraint memory reference with the existing in-repo backlog anchor that quotes the same user-scope constraint and records the deferred memory migration. Co-Authored-By: Codex <noreply@openai.com> * fix(launch): finish DeBank casing normalization Co-Authored-By: Claude <noreply@anthropic.com> * fix(memory): address Vera's P1 — clarify 'commit before reset --hard' precondition in fetch-before-push memory Vera flagged that the operational rule recommended 'git reset --hard' without specifying the commit-local-work prerequisite. Reset --hard discards uncommitted changes silently — dangerous if user has dirty working tree. Updated rule now: 1. ALWAYS commit local work first 2. Then fetch 3. Then reset (safe because commit is in reflog) OR merge / rebase Plus explicit 'Reset --hard hazard' callout. Co-Authored-By: Claude <noreply@anthropic.com> * docs(launch): add Alexa-Kiro's cold-start readability review (9/10; ship as-is) 7th and final reviewer landed. All 7 factory agents have now weighed in: - Amara: drafted + tightened (external) - Ani: punch-up (external) - Otto: in file (verdict A) - Lior: in file (positioning check) - Vera: PR comments + commit 3f67a39 (wallet-constraints "targets" fix) - Riven: PR comments - Alexa-Kiro: THIS COMMIT (couriered via Aaron — her gh CLI was timing out; bus-fallback worked operationally) Cold-start readability score: 9/10. Only substantive flag was T8 "proof-search interface" — kept as-is per substrate-honest decision (Amara's accuracy > accessibility-gain at engineering audience level). Co-Authored-By: Claude <noreply@anthropic.com> * fix(launch+memory): address Codex/Copilot PR-3018 review threads Thread 1 (Codex line 219, launch doc): change paste-ready reviewerP2 URL from blob/main to the PR branch ref so it resolves before merge. Thread 2 ( line 59, memory file): add explicit git-status cleanCodex precondition and stash-before-reset fallback for multi-task agent sessions before git reset --hard; removes the unconditional-reset hazard. Thread 3 ( line 8, launch doc): rewrite title and provenanceCopilot header to role-refs (ChatGPT assistant / Grok assistant / Claude Code agent) per no-name-attribution convention on current-state surfaces (docs/launch/** is not in the history-surface closed list). Tweet content that uses 'Amara-in-Zeta' as narrative voice is intentional published copy and is unchanged. Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com> * docs(launch): resolve PR 3018 review references Reword the bus-broadcast note so the launch artifact does not claim the PR branch already carries work-assignment schema, and replace the missing launch-file xref with the merged PR #3009 reference. Co-Authored-By: Codex <noreply@openai.com> * fix(launch): convert DeBank review doc to role refs Co-Authored-By: Codex <noreply@openai.com> * fix(launch): pin DeBank review link to commit Co-Authored-By: Codex <noreply@openai.com> --------- Co-authored-by: Claude <noreply@anthropic.com> Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com> Co-authored-by: Codex <noreply@openai.com>
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Summary
Slice 2 of B-0440. The Standing-by detector now does real detection by polling `git log` for the most recent commit on HEAD and comparing the timestamp against `idleThresholdMin`.
What changed from slice 1
Test results
```
bun test
13 pass
0 fail
31 expect() calls
```
Sample real-repo output: `"last commit 5.4min ago; under threshold 15min"`
Recursive-irony preservation
The agent who canonized the Standing-by rule + shipped the detector skeleton (PR #3006) is the same agent who violated the rule mid-conversation. Memory of failure ≠ prevention. Mechanization wins. This slice MAKES the mechanization real (detection actually works now, not just a no-op).
Composes with
🤖 Generated with Claude Code