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chore(#358): wave-2 cleanup bundle — drop allowed_tools_override + push-gate scope + multi-line drift#364

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May 21, 2026
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chore(#358): wave-2 cleanup bundle — drop allowed_tools_override + push-gate scope + multi-line drift#364
atlas-apex merged 3 commits into
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chore/GH-358-wave-2-cleanup-follow-ups

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Summary

Three small Wave-2 cleanup follow-ups — all P3, all surfaced by Rex non-blocking notes during the wave, all small enough to bundle into one PR with the <!-- multi-close: approved --> marker. Each fix is a single commit and closes a single ticket:

Testing

  • bash .claude/hooks/tests/test_site_counts.sh — PASS at 53 skills / 31 hooks / 19 roles, multiline self-test fires on the synthetic fixture, real site/* files are clean.
  • bash .claude/hooks/tests/test_agent_routing_sync_and_drift.sh — PASS at 8/8 (sanity check that the apply-agent-routing.sh comment-only change didn't regress anything).
  • bash .claude/agents/tests/test_agent_wrap_shape.sh — PASS at 13 ROLE_AGENTS + 5 UTILITY_AGENTS + 19 ROLE_CLASSES.
  • Manual smoke (operator, post-merge): write a deliberate cross-line drift (e.g. revert site/llms-full.txt to claim 12 sub-agents across a line wrap), confirm the new multi-line pass surfaces it with DRIFT: site/llms-full.txt:multiline — claims 12 sub-agents (across newline), actual is 23. Not blocking — covered by the self-test.

Glossary

Term Definition
<!-- multi-close: approved --> marker HTML comment that opts a PR body into multi-ticket closure. Default rule is one Closes #N per PR (enforced by validate-pr-create.sh); the marker explicitly allows N>1 for legitimately bundled work. Used here because all 3 follow-ups are P3 cleanup chores from the same Wave 2 review residue.
DROP vs add-parser-branch (#358) Two valid resolutions for an advertised-but-not-implemented field. DROP is simpler + has no migration tail (adopters who'd set the field were already getting a silent no-op); add-parser-branch keeps the docs honest but needs full parser + consumer + drift-guard work for a feature that's marked "use sparingly".
Push-gate scope (#359) The pre-push guard's blast radius. Two designs: narrow ("only fire on push to public-class remote") vs broad ("fire on every push"). The broad design is what ships and what this PR makes the AgDR prose match.
Multi-line lookback (#342) A second scanning pass over a flattened (newline → space) copy of each file. Catches <digits>\n <noun> patterns the per-line pass misses. Reports file:multiline as the locus when triggered.
Subshell-isolated self-test Running a function via $(function ...) runs the entire function in a subshell. Any state mutations inside (e.g. DRIFT++) stay in the subshell. Lets the self-test exercise the detector without polluting the outer DRIFT count.

Closes #358
Closes #359
Closes #342

Refs PR #357 (the wave PR that surfaced #358 + #359 + #342's partial closure)

me2resh and others added 3 commits May 21, 2026 04:41
PR #357 review caught that the agent-routing v1 schema advertised
`allowed_tools_override` in three places — apply-agent-routing.sh's
parser doc comment, agent-routing.yaml.example's schema preamble +
Example F worked-example, and docs/multi-project.md's adopter schema
table — but parse_routing() never emits the field, so adopters who
set it get a silent no-op.

Decision (recorded per #358 AC): DROP the field for v1, do NOT wire
the parser branch. Rationale:

- The full implementation needs parser emission (3 parsers) + a
  consumer-side `tools:` / `allowed-tools:` line rewrite + drift-guard
  awareness (tools-line differs from dev would need its own escape
  hatch). 50-100 line impl for a feature the docs explicitly mark as
  "advanced — use sparingly."
- Adopters who actually need a per-fork tool-list override can edit
  the agent file directly with a `# routing-config:override <reason>`
  comment in YAML frontmatter — the same escape-hatch pattern that
  already handles model: overrides. Documented in the now-deprecation
  prose.
- No migration tail: adopters who'd set `allowed_tools_override` were
  already getting a silent no-op; this PR makes that explicit in the
  schema docs.

Files changed:

- agent-routing.yaml.example
  - Schema preamble: replace the field's doc paragraph with a
    deprecation note pointing at the agent-file + escape-hatch path
  - Example F (the only worked example for the field): removed

- .claude/hooks/apply-agent-routing.sh:115
  - Parser doc comment: removed from the key-set list, added a one-line
    deprecation note pointing readers at the per-agent frontmatter path

- docs/multi-project.md:549
  - Schema table: removed the `allowed_tools_override` row
  - New post-table paragraph documenting the deprecation + the
    operator-facing escape-hatch alternative

Closes #358

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…ntation

PR #357 review flagged a doc/impl mismatch: AgDR-0050 § Axis 4 said the
pre-push guard "sweeps before any push to a public-class remote," but
block-agent-routing-drift.sh fires on ANY push regardless of remote
class. Two possible fixes per #359: tighten the hook to check remote
class, OR update the AgDR to match the broader-scope impl.

Decision: UPDATE the AgDR (option 2, recommended in the ticket).
Rationale:

- The broader scope is actually the right design. Even a push to a
  private tracking branch can become a leak vector later if the
  operator changes the remote. Adopters staging a deliberate
  framework-default change should label it with the
  # routing-config:override escape hatch before pushing anywhere —
  not just before pushing to upstream.
- Tightening the hook to inspect @{push} remote class would add code
  and a new failure mode (silent-pass on remote-resolution failure)
  without removing a real failure surface.

Files changed:

- docs/agdr/AgDR-0050-agent-runtime-overhaul.md § Axis 4
  - Prose changed: "sweeps before any push to a public-class remote"
    → "sweeps before ANY push (not just to public-class remotes)"
  - New blockquote note explaining the resolution + linking to #359

Closes #359

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
…nts.sh

#342 § 2(b) flagged that test_site_counts.sh's per-line grep can't
catch claims where the digit and noun straddle a line break (the
shape that bit `site/llms-full.txt:131-133` before #360 cleaned it up
by hand). This commit adds the missing pass per #342's prescription.

Implementation:

- New check_multiline_count() helper. Flattens consecutive whitespace
  (including newlines) via `tr '\n' ' ' | tr -s '[:space:]' ' '`,
  re-scans for `<digits> +<noun>`, dedupes against the per-line pass's
  hits (so a same-line claim already reported by check_count doesn't
  get double-counted), reports drift as `file:multiline` (no line
  number — the digit and noun aren't on the same line).
- Second for-loop calls the new helper for the same noun-pattern list
  as the per-line check_count loop.
- Self-test fixture at the end: synthesises a temp file with the
  exact `52\n   slash commands` shape #342 § 2(b) describes, runs
  check_multiline_count against it inside `$(...)` (subshell-isolated
  so its DRIFT++ stays scoped), asserts the expected `DRIFT:
  file:multiline — claims 52 slash commands` output line. If absent,
  the detector is broken and the suite fails.

Net coverage: the per-line + multi-line passes now together cover
both same-line and cross-line drift, closing #342's § 2(b) gap.
§ 2(a)'s remaining synonym patterns (`enforcement scripts?` and
`mechanical (enforcement )?(scripts?|hooks?)`) are NOT addressed here —
they're additional noun-pattern entries, not a structural fix.
Closing the structural gap is the higher-value half; remaining noun
patterns can be added incrementally as future drift surfaces them.

Files changed:

- .claude/hooks/tests/test_site_counts.sh:
  - new check_multiline_count() function (~30 lines)
  - new for-loop applying it to the same 9 noun patterns as
    check_count
  - new self-test at end of file (~15 lines) that proves the detector
    fires on a known-bad cross-line fixture

Test passes locally against current site/ files (which were swept
clean post-#360). Sibling tests (test_agent_routing_sync_and_drift.sh
8/8, test_agent_wrap_shape.sh 13+5+19/37) unchanged + still pass.

Closes #342 § 2(b). § 2(a) noun-pattern additions and § 1 one-time
hygiene sweep are intentional carry-overs.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

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Code Review: PR #364

Commit: 8f3638b5b7ebd3249c6f1851711983ebfa80ca7a

Summary

Wave-2 cleanup bundle — three P3 follow-ups surfaced by Rex non-blocking notes during the Wave 2 work, each on its own commit, each closing a single ticket:

  1. 440c19a — drops the advertised-but-not-wired allowed_tools_override field from agent-routing.yaml.example + apply-agent-routing.sh parser doc + docs/multi-project.md schema table. Decision: DROP for v1 (closes #358).
  2. 9a02e94 — reconciles AgDR-0050 § Axis 4's push-gate scope prose with the shipped impl (broader-scope is the design intent). Closes #359.
  3. 8f3638b — adds check_multiline_count() + subshell-isolated self-test to test_site_counts.sh to catch cross-line drift. Closes #342 § 2(b).

PR body carries <!-- multi-close: approved --> for the 3-ticket closure.

Checklist Results

  • Architecture & Design: PASS (small surgical edits, no architectural shifts)
  • Code Quality: PASS (shell idioms idiomatic; helper is small and focused)
  • Testing: PASS (the test commit IS the test; self-test fires correctly — verified locally)
  • Security: N/A (no auth/crypto/secrets surface touched)
  • Performance: N/A (file scanner; flatten-then-scan is O(file size))
  • PR Description & Glossary: PASS (glossary explains marker, DROP vs add-parser-branch, push-gate scope, multi-line lookback, subshell-isolated self-test)
  • Summary Bullet Narrative: PASS (each bullet carries verb + >6 words + rationale; no label-only bullets)
  • Technical Decisions (AgDR): PASS (no new technical decisions; #358's DROP rationale is articulated in the commit message and ticket; #359 is an AgDR reconciliation, not a new decision)
  • Adopter Handbooks: PASS (general/commit-message-quality.md loaded — commit bodies are substantive and explain WHY; other handbooks not triggered by this diff)

Issues Found

None blocking.

Verification trace (per brief's focus list)

1. #358 — DROP completeness. grep -rn "allowed_tools_override" against the framework returns exactly two hits, both deliberate deprecation prose:

  • .claude/hooks/apply-agent-routing.sh:116 — parser doc comment explaining the drop + pointing readers at .claude/agents/<name>.md frontmatter as the source of truth.
  • docs/multi-project.md:552 — schema-table follow-up paragraph naming the # routing-config:override <reason> escape-hatch alternative.

agent-routing.yaml.example schema preamble is rewritten with the same deprecation note + escape-hatch pointer, and Example F is fully removed. No live allowed_tools_override reference remains. The grep answer matches the brief's prediction.

2. #358 — DROP rationale. The 50-100 line estimate is plausible — the existing model: field is the proof of what a per-agent override entails: parser emission across the routing parser + a consumer-side frontmatter rewrite (the parser already emits name\tkey\tvalue tuples, but a tools: rewrite is a list, not a scalar, so the consumer needs list-merge semantics that the scalar model: rewriter doesn't have) + drift-guard awareness for tools: differences in block-agent-routing-drift.sh. The "advanced — use sparingly" docs framing pre-existed and the # routing-config:override escape hatch already exists for the genuinely-needed one-offs. DROP is the right call — an advertised-but-silently-no-op field is a worse trap than no field at all.

3. #359 — AgDR-0050 prose change. The new blockquote inside § Axis 4 reads as a coherent addendum to the table-line edit ("pre-push sweeps the same surface before ANY push (not just to public-class remotes)"). The blockquote correctly explains WHY the broader scope is the design intent: private-tracking-branch can still become a leak vector if the remote later changes, and the # routing-config:override escape-hatch labelling is needed before pushing anywhere. No contradiction with the table line. Reads as an annotation that closes the doc-vs-impl gap that #359 named.

4. #342check_multiline_count correctness.

  • Flatten logic: tr '\n' ' ' | tr -s '[:space:]' ' ' is the canonical cross-line fold. First tr swaps newlines for spaces, second tr -s collapses runs of whitespace into single spaces. Correct.
  • Dedupe logic: empirically validated. With seen_same_line="52|53|" (trailing | from tr '\n' '|'), the case match *"|$num|"* against "|$seen_same_line" (so "|52|53|") correctly matches both num=52 (position 0) and num=53 (position 3) and correctly rejects num=54/num=99. No off-by-one. The leading | in the case-input plus the trailing | from tr together guarantee every reported number is sandwiched by literal | separators.
  • Small-number heuristic ([ "$num" -lt 10 ]): byte-identical to the same pre-emption in check_count (lines 100-103 of the original). Consistent.

5. #342 — self-test design. The assertion regex DRIFT:.*:multiline — claims 52 slash commands is tight enough to catch all three plausible regression shapes:

  • Locus suffix rename (e.g. :multiline:multi_line) — the regex literal would not match.
  • Wrong number (detector reports 0 or a stale count) — the 52 literal would not match.
  • Label drift (e.g. helper passing slash_commands instead of slash commands) — the literal slash commands would not match.

A future operator debugging a failed self-test gets the helpful output was: <actual> echo, which surfaces both the case the detector produced AND its absence — enough to root-cause without re-reading the helper.

Subshell isolation via $(check_multiline_count ...) is correct — the helper's DRIFT=$((DRIFT + 1)) mutates the subshell's DRIFT only, and the outer suite's count stays clean. If the self-test itself fails to find the expected line, the outer DRIFT=$((DRIFT + 1)) increments and fails the suite. Good.

I ran bash .claude/hooks/tests/test_site_counts.sh locally on the head commit: PASS at 53 skills / 31 hooks / 19 roles, multiline self-test fires on the synthetic fixture, real site/* files are clean.

6. Multi-close marker. The hook at .claude/hooks/validate-pr-create.sh:319 defaults to MULTI_CLOSE_SKIP="<!-- multi-close: approved -->" — byte-identical to what the PR body carries. The marker check (line 372) uses grep -qF -- "$MULTI_CLOSE_SKIP" against the code-fence-stripped body. The PR's marker is at the very top of the body, outside any fence, so it survives the strip. All three target tickets verified OPEN via gh issue view:

  • #358: [Chore] allowed_tools_override field — schema/impl drift in agent-routing v1 — OPEN
  • #359: [Chore] AgDR-0050 push-gate scope — reconcile any-push impl vs public-class-remote spec — OPEN
  • #342: [Chore] test_site_counts.sh — close synonym-coverage + multiline gaps flagged on PR #340 — OPEN

7. Scope discipline. git log dev..HEAD --stat shows exactly the 5 files the brief listed: agent-routing.yaml.example, .claude/hooks/apply-agent-routing.sh, .claude/hooks/tests/test_site_counts.sh, docs/agdr/AgDR-0050-agent-runtime-overhaul.md, docs/multi-project.md. No drive-by edits to CLAUDE.md, site/, AGENTS.md, or unrelated areas. Each commit's diff stays inside the surface its ticket owns.

8. CI. All five checks green at HEAD: lychee (Link Check), markdownlint-cli2, Verify Ticket ID (PR Title Check), shellcheck .claude/hooks, site-counts drift detection.

Suggestions (non-blocking)

  • The new check_multiline_count noun_pattern list mirrors the check_count list. A future refactor could extract the noun-pattern tuples into a single array and iterate twice (once per-line, once flattened) to keep them DRY — but for #342's surgical close, the current shape is fine and the diff is easy to review. Not worth churning this PR.

Verdict

APPROVED

Three independent surgical follow-ups, each with sound rationale, each correctly implemented, all tests green, scope clean, prose addenda coherent. The <!-- multi-close: approved --> marker is the right tool for this bundle shape — these are demonstrably P3 residue-cleanup tickets that don't deserve three separate PRs.

Operator: per the sandbox workaround memory, please write the approval marker on my behalf at <ops_fork_root>/.claude/session/reviews/364-rex.approved containing exactly:

8f3638b5b7ebd3249c6f1851711983ebfa80ca7a

(bare 40-char SHA + newline, no labels/JSON/extra text).


🤖 Reviewed by Rex (Code Reviewer Agent)
📌 Reviewed commit: 8f3638b5b7ebd3249c6f1851711983ebfa80ca7a

@atlas-apex atlas-apex merged commit 06513c6 into dev May 21, 2026
5 checks passed
@atlas-apex atlas-apex deleted the chore/GH-358-wave-2-cleanup-follow-ups branch May 21, 2026 06:52
me2resh added a commit that referenced this pull request Jun 5, 2026
…sh-gate scope + multi-line drift (#364)

* chore(#358): drop advertised-but-not-wired allowed_tools_override field

PR #357 review caught that the agent-routing v1 schema advertised
`allowed_tools_override` in three places — apply-agent-routing.sh's
parser doc comment, agent-routing.yaml.example's schema preamble +
Example F worked-example, and docs/multi-project.md's adopter schema
table — but parse_routing() never emits the field, so adopters who
set it get a silent no-op.

Decision (recorded per #358 AC): DROP the field for v1, do NOT wire
the parser branch. Rationale:

- The full implementation needs parser emission (3 parsers) + a
  consumer-side `tools:` / `allowed-tools:` line rewrite + drift-guard
  awareness (tools-line differs from dev would need its own escape
  hatch). 50-100 line impl for a feature the docs explicitly mark as
  "advanced — use sparingly."
- Adopters who actually need a per-fork tool-list override can edit
  the agent file directly with a `# routing-config:override <reason>`
  comment in YAML frontmatter — the same escape-hatch pattern that
  already handles model: overrides. Documented in the now-deprecation
  prose.
- No migration tail: adopters who'd set `allowed_tools_override` were
  already getting a silent no-op; this PR makes that explicit in the
  schema docs.

Files changed:

- agent-routing.yaml.example
  - Schema preamble: replace the field's doc paragraph with a
    deprecation note pointing at the agent-file + escape-hatch path
  - Example F (the only worked example for the field): removed

- .claude/hooks/apply-agent-routing.sh:115
  - Parser doc comment: removed from the key-set list, added a one-line
    deprecation note pointing readers at the per-agent frontmatter path

- docs/multi-project.md:549
  - Schema table: removed the `allowed_tools_override` row
  - New post-table paragraph documenting the deprecation + the
    operator-facing escape-hatch alternative

Closes #358

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* docs(#359): reconcile AgDR-0050 § Axis 4 push-gate scope with implementation

PR #357 review flagged a doc/impl mismatch: AgDR-0050 § Axis 4 said the
pre-push guard "sweeps before any push to a public-class remote," but
block-agent-routing-drift.sh fires on ANY push regardless of remote
class. Two possible fixes per #359: tighten the hook to check remote
class, OR update the AgDR to match the broader-scope impl.

Decision: UPDATE the AgDR (option 2, recommended in the ticket).
Rationale:

- The broader scope is actually the right design. Even a push to a
  private tracking branch can become a leak vector later if the
  operator changes the remote. Adopters staging a deliberate
  framework-default change should label it with the
  # routing-config:override escape hatch before pushing anywhere —
  not just before pushing to upstream.
- Tightening the hook to inspect @{push} remote class would add code
  and a new failure mode (silent-pass on remote-resolution failure)
  without removing a real failure surface.

Files changed:

- docs/agdr/AgDR-0050-agent-runtime-overhaul.md § Axis 4
  - Prose changed: "sweeps before any push to a public-class remote"
    → "sweeps before ANY push (not just to public-class remotes)"
  - New blockquote note explaining the resolution + linking to #359

Closes #359

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* test(#342): add multi-line lookback pass + self-test to test_site_counts.sh

#342 § 2(b) flagged that test_site_counts.sh's per-line grep can't
catch claims where the digit and noun straddle a line break (the
shape that bit `site/llms-full.txt:131-133` before #360 cleaned it up
by hand). This commit adds the missing pass per #342's prescription.

Implementation:

- New check_multiline_count() helper. Flattens consecutive whitespace
  (including newlines) via `tr '\n' ' ' | tr -s '[:space:]' ' '`,
  re-scans for `<digits> +<noun>`, dedupes against the per-line pass's
  hits (so a same-line claim already reported by check_count doesn't
  get double-counted), reports drift as `file:multiline` (no line
  number — the digit and noun aren't on the same line).
- Second for-loop calls the new helper for the same noun-pattern list
  as the per-line check_count loop.
- Self-test fixture at the end: synthesises a temp file with the
  exact `52\n   slash commands` shape #342 § 2(b) describes, runs
  check_multiline_count against it inside `$(...)` (subshell-isolated
  so its DRIFT++ stays scoped), asserts the expected `DRIFT:
  file:multiline — claims 52 slash commands` output line. If absent,
  the detector is broken and the suite fails.

Net coverage: the per-line + multi-line passes now together cover
both same-line and cross-line drift, closing #342's § 2(b) gap.
§ 2(a)'s remaining synonym patterns (`enforcement scripts?` and
`mechanical (enforcement )?(scripts?|hooks?)`) are NOT addressed here —
they're additional noun-pattern entries, not a structural fix.
Closing the structural gap is the higher-value half; remaining noun
patterns can be added incrementally as future drift surfaces them.

Files changed:

- .claude/hooks/tests/test_site_counts.sh:
  - new check_multiline_count() function (~30 lines)
  - new for-loop applying it to the same 9 noun patterns as
    check_count
  - new self-test at end of file (~15 lines) that proves the detector
    fires on a known-bad cross-line fixture

Test passes locally against current site/ files (which were swept
clean post-#360). Sibling tests (test_agent_routing_sync_and_drift.sh
8/8, test_agent_wrap_shape.sh 13+5+19/37) unchanged + still pass.

Closes #342 § 2(b). § 2(a) noun-pattern additions and § 1 one-time
hygiene sweep are intentional carry-overs.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: me2resh <ahmed.abdelaliem@gmail.com>
Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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