docs(devlog): 260907 release train — recommendations, roadmap, execution log, readiness

[lidge-jun]

Summary

Devlog record for the 260907 release train: the ranked recommendation list (260907_next_release_recommendations/), the lane roadmap and merge protocol, the wp1/wp2 execution log with every landing SHA and CI run id, and the final readiness record (090_readiness.md). 26 of 27 ranked items landed on dev (f802f7112); the final train head passed the full matrix on run 34131381795.

Verification

• Docs only (devlog/). bun run privacy:scan exit 0 at this head (cxc receipt).
• Local test suite/typecheck/build NOT RUN by maintainer instruction; [skip ci] on every commit.

Checklist

• Scope stays focused and avoids unrelated cleanup.
• Docs or release notes were updated when needed.
• Security-sensitive changes were reviewed for secrets, auth, and unsafe defaults.

Summary by CodeRabbit

• Documentation
  • Added planning documentation for selecting and prioritizing work for the next release.
  • Added release-train documentation covering execution progress, integration sequencing, validation results, deferred work, and release-candidate readiness.
  • Added recommendation and inventory records to improve traceability for release decisions.
  • No user-facing product functionality or public APIs were changed.

[chatgpt-codex-connector]

Codex Review Summary

This comment shows the latest Codex review activity on this pull request.

Review	Status	Commit	Review trigger
📝 Code Review	✅ Completed 2026-09-07T14:32:48.360491Z	f502afd	PR opened

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[github-actions]

✅ Deterministic PR hygiene checks passed.

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: ASSERTIVE

Plan: Team

Run ID: b23f6700-2422-4547-86a7-66146d3bf412

📥 Commits

Reviewing files that changed from the base of the PR and between 8bc9e4e and f502afd.

📒 Files selected for processing (5)

• devlog/_plan/260907_next_release_recommendations/000_plan.md
• devlog/_plan/260907_next_release_recommendations/010_recommendations.md
• devlog/_plan/260907_release_train/000_plan.md
• devlog/_plan/260907_release_train/010_wp1_execution.md
• devlog/_plan/260907_release_train/090_readiness.md

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📝 Walkthrough

Walkthrough

The PR adds documentation for post-v2.46.0 recommendations, the v2.47.0 release-train plan and execution, and final release readiness. It records 27 recommendations, lane coordination, merge and CI evidence, remaining work, and release-candidate status.

Changes

Release recommendation and train documentation

Layer / File(s)	Summary
Recommendation scope and inventory devlog/_plan/260907_next_release_recommendations/*	Defines the eight-lane recommendation process, ranks 27 items, records overlap and disposition decisions, verifies evidence, and maps 59 open PRs and 57 open issues.
Release-train execution plan devlog/_plan/260907_release_train/000_plan.md	Assigns recommendations to lanes and defines chain construction, ownership, CI, merge serialization, closure, security review, and acceptance rules.
Release-train execution record devlog/_plan/260907_release_train/010_wp1_execution.md	Records lane dispatch, ownership amendments, chain CI results, merge evidence, repairs, and the final train head.
Release readiness evidence devlog/_plan/260907_release_train/090_readiness.md	Records the 27-item landing status, cross-platform CI results, deferred and reopened work, remaining slices, and v2.47.0 release-candidate readiness.

Estimated code review effort: 3 (Moderate) | ~20 minutes

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch codex/260907-release-train-roadmap

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