v0.4.2 发布
v0.4.2 于 2026-09-10T01:12:29Z 发布为 GitHub Release v0.4.2（release task：Issue #660）。
Tag 状态（对 origin 验证）
Release notes
Changelog
Reliability and recovery
- P0：RecoverablePiProcessError 被打成终态 ai-blocked，与「the run is recoverable, next tick resumes」自相矛盾，额度用尽即烧毁在途交付 (Issue #656; PR #661)
Observability
- Orbi 执行异常: RuntimeError: no progress comment to update（release 早期失败时 finish() 无评论可更新） (Issue #474; PR #659)
-
tag:
v0.4.2 -
release commit:
ac7d7f8f4a4ca9999917f45cdbeb0db90554ca57 - release task: Issue #660
Scope (verified item by item)
- Issue #474 closed
- Issue #656 closed
- NOT released (still open in milestone v0.4.2): open Issue #663 P0：release fallback 不校验 milestone 完整性，blocker 未完成时抢跑并推出 bump commit
- NOT released (still open in milestone v0.4.2): open Issue #662 P0：残留孤儿分支让 git worktree add -b 失败（exit 255），被烧成终态 ai-blocked 且不自愈
- NOT released (still open in milestone v0.4.2): open Issue #660 Release task：发布 v0.4.2（e2e 解 block 版本）并完成远端交付对账
- NOT released (still open in milestone v0.4.2): open Issue #655 P0：GraphQL 的 author.login 不带 [bot] 后缀，_comment_is_trusted 对真实 bot 评论恒假，托管交付评审仍全线阻塞（#648 未完全解决）
Pre-release gates
- no open Issue carries ai-in-progress / ai-pr-opened / ai-fix-needed
- CI on the release commit: 4 check(s) all success/neutral/skipped
Tests
- release tests gated by GitHub Actions CI on the release commit ac7d7f8f4a4ca9999917f45cdbeb0db90554ca57 (the #268 CI-wait gate; no local test execution)