PR_26172_OWNER_030-workstream-and-pi-hygiene-governance

[ToolboxAid]

Summary

• Adds Workstream Hygiene governance for PR/branch review at closeout.
• Adds PI Closeout governance with required final-state and report fields.
• Adds GitHub Hygiene Audit governance for recommendation-only cleanup audits.

Queued Scopes

• PR_26172_OWNER_030-workstream-hygiene-governance
• PR_26172_OWNER_031-pi-closeout-governance
• PR_26172_OWNER_032-github-hygiene-audit-template

Files Changed

• docs_build/dev/PROJECT_INSTRUCTIONS.md
• docs_build/dev/ProjectInstructions/addendums/multi_team.md
• docs_build/dev/reports/codex_review.diff
• docs_build/dev/reports/codex_changed_files.txt
• PR-specific reports, manual validation notes, and instruction compliance checklists for scopes 030, 031, and 032.

Validation

Per queued scope:

• git diff --check
• Verified no conflicting governance wording.
• Verified EOD Workstream Closeout remains authoritative.
• Playwright not run: governance/docs-only.
• Samples not run: governance/docs-only.

Packages

• tmp/PR_26172_OWNER_030-workstream-hygiene-governance_delta.zip
• tmp/PR_26172_OWNER_031-pi-closeout-governance_delta.zip
• tmp/PR_26172_OWNER_032-github-hygiene-audit-template_delta.zip

Guardrails

• No runtime code changed.
• No feature work added.
• No branch deletion performed.
• No PR closing performed.
• No direct commits to main.
• No merge to main performed.