Repair runtime identity probe and record rollout

[laulpogan]

Repairs the isolated session-identity runtime probe to use the current offline init syntax, and records the verified Codex thread-identity rollout and live measurements.\n\nVerification:\n- test-env/run.sh bash test-env/runtime-210.sh (11 passed)\n- test-env/run.sh (full CI mirror passed)\n- git diff --check origin/main...HEAD

Summary by CodeRabbit

• Documentation

  • Added deployment and verification records for the session identity fix.
  • Documented rollback safeguards, configuration backups, runtime health checks, and release artifacts.
  • Added guidance clarifying the current Wire session-identity behavior.

• Bug Fixes

  • Corrected offline initialization so isolated runtime verification completes successfully.
  • Confirmed session identity, environment precedence, and default identity behavior across subprocesses.

[cloudflare-workers-and-pages]

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Latest commit:	e53ad25
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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro Plus

Run ID: b0dc1c79-2bfc-4ce9-b6e2-42be701f1ede

📥 Commits

Reviewing files that changed from the base of the PR and between 4b9985c and e53ad25.

📒 Files selected for processing (2)

• SESSION_LOG_2026_07_18.md
• test-env/runtime-210.sh

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📝 Walkthrough

Walkthrough

The PR updates the offline runtime test to use the current wire init form and records deployment verification for the Codex thread-identity fix, including binary installation, configuration handling, runtime measurements, rollback artifacts, and documentation handoff.

Changes

Runtime identity verification

Layer / File(s)	Summary
Offline runtime caller correction test-env/runtime-210.sh, SESSION_LOG_2026_07_18.md	The test now runs wire init --offline, and the session log records the resulting passing isolated runtime gate.
Deployment and verification record SESSION_LOG_2026_07_18.md	The log records merge checks, verified binary installation, rollback preservation, targeted Codex configuration cleanup, runtime measurements, artifacts, and the documentation handoff.

Estimated code review effort: 2 (Simple) | ~10 minutes

Possibly related PRs

• SlanchaAI/wire#368: Documents the deployment and verification workflow for the same Codex thread-identity fix.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately reflects both the runtime identity probe fix and the rollout documentation added in this PR.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix/codex-thread-rollout-record

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