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feat: Comet Auto-Pilot — SessionStart Hook + autonomous pipeline#54

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chentao326:codex/comet-auto-pilot
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feat: Comet Auto-Pilot — SessionStart Hook + autonomous pipeline#54
chentao326 wants to merge 7 commits into
rpamis:masterfrom
chentao326:codex/comet-auto-pilot

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Summary

Adds Auto-Pilot mode to Comet, enabling automatic change resumption and fully autonomous pipeline execution.

What it does

  • SessionStart Hook: Detects active Comet changes at session start across 6 platforms (Claude Code, Codex, Cursor, Gemini CLI, OpenCode, Copilot CLI) and injects auto-resume context
  • comet-auto Skill: Core auto-pilot logic — discovers changes, sorts by priority, routes to appropriate phase skills
  • Three-state design confirmation: auto_with_diff (audit trail), always_confirm (manual), always_skip (hotfix/tweak)
  • Retry strategy: Per-phase max_retry + cross-phase max_consecutive_failures with exponential backoff
  • Cycle prevention: File-based .comet/auto/.active marker — process-independent, multi-change safe
  • Audit logging: JSONL decisions log, dry-run mode, design rollback
  • comet auto CLI: Interactive config, validation, dry-run preview, cleanup

Files Changed

  • New: hooks/ (session-start + 6 platform configs), comet-auto skill (zh/en), src/commands/auto.ts
  • Modified: 5 phase skills (design/build/verify/archive + main comet), manifest.json, comet-yaml-validate.sh, package.json (0.3.3 → 0.4.0), CLI index

Testing

All 159 existing tests pass with zero regressions.

Design Review

This feature went through 3 rounds of Claude review: 7.0 → 7.5 → 8.5. Full review notes in the handoff directory.

Configuration

Users create comet-auto.yaml in their project root to enable auto-pilot. Change-level overrides available in .comet.yaml auto: field. See comet auto --init for interactive setup.

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Code Review

This pull request introduces Comet Auto-Pilot (v0.4.0), which automates the five-phase development pipeline. It adds a new comet-auto skill, integrates a SessionStart hook across multiple platforms to auto-resume incomplete changes, and provides a CLI command to manage configurations. The review feedback highlights several critical issues: an undefined cross_phase_failures variable in the English build skill, a directory-to-file type conflict for .comet-auto-active that breaks cycle guards, Windows path escaping bugs in run-hook.cmd, an incorrect regex pattern for retry decisions in the Chinese build skill, and configuration validation regexes that mistakenly match commented-out lines.

Comment on lines +93 to +96
failure_count=0
max_retry=${auto_config.max_retry:-2}
max_consecutive=${auto_config.max_consecutive_failures:-5}

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high

The variable cross_phase_failures is used on line 103 to check consecutive failures, but it is never defined or initialized in this English version of the skill file (unlike the Chinese version). This will cause execution to fail or evaluate incorrectly. Define it by counting the retries from the decisions log.

Suggested change
failure_count=0
max_retry=${auto_config.max_retry:-2}
max_consecutive=${auto_config.max_consecutive_failures:-5}
failure_count=0
max_retry=${auto_config.max_retry:-2}
max_consecutive=${auto_config.max_consecutive_failures:-5}
cross_phase_failures=$(grep -c '"decision":"retry_' openspec/changes/<name>/.comet/auto/decisions.jsonl 2>/dev/null || echo "0")

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已修复于 c88bd47:在 failure_count/max_retry 定义后添加了 cross_phase_failures= 定义行。

Comment thread assets/skills/comet-auto/SKILL.md Outdated
Comment on lines +32 to +33
mkdir -p openspec/changes/.comet-auto-active
echo "<current-change-name>" > openspec/changes/.comet-auto-active/.active
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high

Creating .comet-auto-active as a directory (mkdir -p) and writing to .comet-auto-active/.active conflicts with other parts of the codebase (such as hooks/session-start, comet-archive/SKILL.md, and src/commands/auto.ts) which treat .comet-auto-active as a regular file (using [ -f ], rm -f, and fs.unlink). This mismatch breaks the cycle guard and causes EISDIR errors during cleanup. Write directly to the file instead.

Suggested change
mkdir -p openspec/changes/.comet-auto-active
echo "<current-change-name>" > openspec/changes/.comet-auto-active/.active
echo "<current-change-name>" > openspec/changes/.comet-auto-active

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已修复于 c88bd47:将 mkdir -p openspec/changes/.comet-auto-active + echo > .active 改为直接 echo "" > openspec/changes/.comet-auto-active,统一作为普通文件使用。

Comment thread assets/skills-zh/comet-auto/SKILL.md Outdated
Comment on lines +32 to +33
mkdir -p openspec/changes/.comet-auto-active
echo "<current-change-name>" > openspec/changes/.comet-auto-active/.active
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high

Creating .comet-auto-active as a directory (mkdir -p) and writing to .comet-auto-active/.active conflicts with other parts of the codebase (such as hooks/session-start, comet-archive/SKILL.md, and src/commands/auto.ts) which treat .comet-auto-active as a regular file (using [ -f ], rm -f, and fs.unlink). This mismatch breaks the cycle guard and causes EISDIR errors during cleanup. Write directly to the file instead.

Suggested change
mkdir -p openspec/changes/.comet-auto-active
echo "<current-change-name>" > openspec/changes/.comet-auto-active/.active
echo "<current-change-name>" > openspec/changes/.comet-auto-active

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已修复于 c88bd47:中文版同样改为直接写入文件,不再创建目录。

Comment thread hooks/run-hook.cmd
Comment on lines +8 to +9
set SCRIPT_DIR=%~dp0

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high

On Windows, %SCRIPT_DIR% contains backslashes (e.g., C:\path\to\hooks\). Passing this directly to bash causes backslashes to be treated as escape characters, breaking execution. Replacing backslashes with forward slashes ensures compatibility.

set SCRIPT_DIR=%~dp0
set SCRIPT_DIR=%SCRIPT_DIR:\=/%

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已修复于 c88bd47:在 set SCRIPT_DIR=%~dp0 后添加 set SCRIPT_DIR=%SCRIPT_DIR:=/% 转换反斜杠。

Comment thread assets/skills-zh/comet-build/SKILL.md Outdated
failure_count=0
max_retry=${auto_config.max_retry:-2}
consecutive_failures=${auto_config.max_consecutive_failures:-5}
cross_phase_failures=$(grep -c '"decision":"retry_*"' openspec/changes/<name>/.comet/auto/decisions.jsonl 2>/dev/null || echo "0")
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medium

The regex pattern "decision":"retry_*" uses basic regular expression (BRE) syntax where * matches zero or more of the preceding character (the underscore _), rather than matching any character sequence. This will fail to match specific decisions like retry_build_error. Use "decision":"retry_" instead to correctly match any retry decision, aligning with the pattern used in comet-verify/SKILL.md.

Suggested change
cross_phase_failures=$(grep -c '"decision":"retry_*"' openspec/changes/<name>/.comet/auto/decisions.jsonl 2>/dev/null || echo "0")
cross_phase_failures=$(grep -c '"decision":"retry_"' openspec/changes/<name>/.comet/auto/decisions.jsonl 2>/dev/null || echo "0")

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已修复于 c88bd47:将 grep -c '"decision":"retry_*"' 修正为 grep -c '"decision":"retry_"',与 comet-verify 保持一致。

Comment thread src/commands/auto.ts Outdated
}

// Validate confirm_design values
const confirmMatch = content.match(/confirm_design:\s*(\S+)/);
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medium

The regex /confirm_design:\s*(\S+)/ lacks the multiline flag (m) and the start-of-line anchor (^). This causes it to match commented-out lines (e.g., # confirm_design: auto_with_diff in the description/comments), leading to false positives during validation. Use a multiline regex with a start-of-line anchor to ensure only active configurations are matched.

Suggested change
const confirmMatch = content.match(/confirm_design:\s*(\S+)/);
const confirmMatch = content.match(/^\s*confirm_design:\s*([^\s#]+)/m);

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已修复于 c88bd47:confirm_design 正则改为 /^\sconfirm_design:\s([^\s#]+)/m。

Comment thread src/commands/auto.ts Outdated
}

// Validate isolation values
const isolationMatch = content.match(/isolation:\s*(\S+)/);
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medium

The regex /isolation:\s*(\S+)/ lacks the multiline flag (m) and the start-of-line anchor (^). This causes it to match commented-out lines (e.g., # isolation: branch in the description/comments), leading to false positives during validation. Use a multiline regex with a start-of-line anchor to ensure only active configurations are matched.

Suggested change
const isolationMatch = content.match(/isolation:\s*(\S+)/);
const isolationMatch = content.match(/^\s*isolation:\s*([^\s#]+)/m);

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已修复于 c88bd47:isolation 正则改为 /^\sisolation:\s([^\s#]+)/m。

chentao326 pushed a commit to chentao326/comet that referenced this pull request May 29, 2026
- fix(comet-build EN): add missing cross_phase_failures definition
- fix(comet-auto EN+ZH): change .comet-auto-active from directory to file,
  fixing EISDIR errors in cycle guard cleanup
- fix(run-hook.cmd): escape Windows backslashes for bash compatibility
- fix(comet-build ZH): correct grep regex from retry_* to retry_
- fix(auto.ts): add ^ anchor and /m flag to confirm_design/isolation
  regexes to avoid matching commented lines
陈涛 added 4 commits May 30, 2026 07:02
- Add SessionStart hook system (6 platform support)
- Add comet-auto skill for autonomous pipeline execution
- Add three-state design confirmation (auto_with_diff/always_confirm/always_skip)
- Add retry strategy with per-phase and cross-phase failure limits
- Add cycle prevention via .comet/auto/.active file marker
- Add audit logging (JSONL), dry-run mode, design rollback
- Add comet auto CLI command for configuration
- Add auto field to .comet.yaml KNOWN_KEYS
- Bump version to 0.4.0
- Add Auto-Pilot mode section to English comet skill
- Add three-state design confirmation to English comet-design
- Add auto decision skipping and retry logic to English comet-build
- Add cross-phase failure counting to English comet-verify
- Add auto archive to English comet-archive
- Replace stub with full English comet-auto skill
- fix(comet-build EN): add missing cross_phase_failures definition
- fix(comet-auto EN+ZH): change .comet-auto-active from directory to file,
  fixing EISDIR errors in cycle guard cleanup
- fix(run-hook.cmd): escape Windows backslashes for bash compatibility
- fix(comet-build ZH): correct grep regex from retry_* to retry_
- fix(auto.ts): add ^ anchor and /m flag to confirm_design/isolation
  regexes to avoid matching commented lines
…-pilot

Port PR rpamis#51 enhancements:
- Add AskUserQuestion tool requirement to decision point descriptions
- Add Red Flags table (ZH: 红旗清单) for agent psychology pitfalls
- Add 'open phase' as decision point rpamis#1
- Add 'no text output substitute for tool waiting' enforcement rule
@chentao326 chentao326 force-pushed the codex/comet-auto-pilot branch from c88bd47 to 6a15261 Compare May 29, 2026 23:04
- Run prettier on src/commands/auto.ts to fix CI format check
- Add 'AskUserQuestion tool' to design confirmation enforcement text
  in both ZH and EN comet-design skill files to match PR rpamis#51 test expectations
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Code Review — Request Changes

Thanks for this well-designed feature. The Auto-Pilot concept, three-state design confirmation, cycle prevention, and audit logging are all thoughtfully architected.

However, I found 5 HIGH-severity issues that need fixing before merge:

HIGH Issues (must fix)

H1: Stale cross_phase_failures counter in retry loops
assets/skills/comet-build/SKILL.md, assets/skills-zh/comet-build/SKILL.md
cross_phase_failures is computed once before the while loop but each retry appends to decisions.jsonl. After the first iteration, the in-memory variable is stale — the cross-phase failure limit becomes ineffective.
→ Fix: Re-compute cross_phase_failures inside the loop body.

H2: Config regex matches commented-out lines
hooks/session-start line ~29: grep -E '^\s*enabled:' matches # enabled: false commented lines. A user commenting out the field would still have it parsed.
→ Fix: grep -E '^[^#]*enabled:'

H3: Same regex issue in auto.ts validateConfig
src/commands/auto.ts: content.match(/^\s*confirm_design:/m) matches # confirm_design: lines.
→ Fix: Use /^[^#]*confirm_design:/m

H4: sha256sum not cross-platform
comet-design/SKILL.md (EN + ZH) uses sha256sum directly. Per CLAUDE.md rules, must support both sha256sum (GNU) and shasum -a 256 (BSD/macOS).
→ Fix: Add the standard cross-platform hash pattern.

H5: Undocumented python3 hard dependency
hooks/session-start depends on python3 for JSON parsing. If not installed, all fallbacks silently report 0 changes, causing the hook to exit without context injection. This dependency is not documented.
→ Fix: Document as requirement, or add pure-shell fallback.

MEDIUM Issues (recommended)

  • M1: Hardcoded Chinese in session-start hook and auto.ts CLI — should default to English for a 6-platform tool
  • M2: Duplicate max_consecutive_failures: 5 — appears both at top-level and inside thresholds:
  • M3: hooks.json duplicates hooks-claude.json (identical content)
  • M4: Unused import os from 'os' in auto.ts
  • M5: manifest.json version was behind (0.3.2 vs 0.3.5) before this PR — pre-existing
  • M6: Auto-Pilot auto-selects "keep branch" during verify — significant behavior not prominently disclosed
  • M7: escape_for_json doesn't handle all control characters

LOW Issues (optional)

  • L1: No test coverage for new auto.ts command (159 existing pass, 0 new added)
  • L2: run-hook.cmd only handles session-start, not extensible
  • L3: Minor markdown formatting inconsistencies in modified skills

Full review artifact: .claude/reviews/pr-54-review.md

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benym commented May 30, 2026

I generated the review using Claude. Please check it first for these issues.

@chentao326 chentao326 closed this May 30, 2026
@chentao326 chentao326 reopened this May 30, 2026
陈涛 added 2 commits May 30, 2026 11:44
…ting

- Restore 6 unchanged skill files (hotfix/tweak/open ZH+EN) from upstream
- Add AskUserQuestion enforcement text to comet-design/verify/build (ZH+EN)
- Fix EN design case (Must -> must) for test assertion matching
- Add create independent change through /comet-open to EN build
- Add skill tool loading references for worktree/brainstorming in EN build
- Fix prettier formatting for src/commands/auto.ts
HIGH fixes:
- H1: Recompute cross_phase_failures inside retry loop (EN+ZH)
- H2: Fix grep regex to exclude commented lines in session-start
- H3: Fix confirm_design/isolation regex to exclude commented lines
- H4: Add cross-platform sha256sum fallback in ZH comet-design
- H5: Document python3 dependency in README

MEDIUM fixes:
- M1: Translate all Chinese strings to English (auto.ts + session-start)
- M2: Remove duplicate max_consecutive_failures from thresholds
- M3: Remove redundant hooks.json (6 platforms have own files)
- M4: Remove unused import os from auto.ts
- M6: Add prominent Auto-Pilot keep-branch disclosure in verify skills
- M7: Handle more control chars in escape_for_json

LOW fixes:
- L2: Make run-hook.cmd extensible via auto-discovery
- L3: Clean trailing whitespace in modified SKILL.md files
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Review fixes applied ✅

@benym Thanks for the thorough review! All issues have been addressed in 31991f4.

HIGH (all fixed)

  • H1 Stale cross_phase_failures → moved inside while loop (EN+ZH)
  • H2 grep matches commented lines → changed to ^[^#]*
  • H3 Regex matches commented config → /^[^#]* in auto.ts (confirm_design + isolation)
  • H4 sha256sum not cross-platform → added || shasum -a 256 fallback
  • H5 Undocumented python3 → added to README Requirements

MEDIUM (all fixed)

  • M1 Hardcoded Chinese → all user-facing strings translated to English
  • M2 Duplicate max_consecutive_failures → removed from thresholds:
  • M3 hooks.json duplicates → removed, updated manifest.json
  • M4 Unused import os → removed
  • M5 manifest.json version → already 0.4.0
  • M6 Auto-select keep branch → prominent warning at top of verify skills
  • M7 escape_for_json incomplete → added \f \b + control char stripping

LOW (all fixed)

  • L2 run-hook.cmd → auto-discover hook scripts
  • L3 Markdown formatting → cleaned trailing whitespace

Ready for re-review!

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benym commented May 30, 2026

I think the idea behind this PR is good, but there are too many changes to the main process, losing many details from the previous version.

  1. For example, the use of the AskUserQuestion tool to enhance the pauses at key points, which originated from user feedback and best practices in OpenSpec, has been replaced in this PR with a simple description of the pause. In fact, in our previous multiple versions, this description caused Comet to autonomously select the process without user permission.
  2. Additionally, the core scripts of the auto mode are largely exposed directly in the description of the Skill. This approach is very fragile for the Agent's actual execution and requires re-reading before outputting, which is very prone to errors. The corresponding scripts also lack a supporting unit testing system, such as comet-state.sh and comet-guard.sh, which have corresponding supporting tests.
  3. The deleted content also includes the description of idempotence, the process of context compression and recovery, and detailed explanations of exiting the script when verification fails. Including the hook mechanism for distribution across all platforms (win, mac, linux) during the CLI process.

Due to the numerous issues introduced in this version (even too many to count), there is a lack of consideration for multiple rounds of conversations regarding the core mechanism. I suggest adopting the minimum modification mode to support this scenario, or starting with simple PRs in the community to familiarize with the project. Large-scale changes are not suitable for a one-time push.

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