PR_26172_OWNER_020-owner-branch-lock-governance

[ToolboxAid]

Summary

• Adds OWNER branch lock governance to TEAM_ASSIGNMENTS.md and addendums/multi_team.md.
• Confirms the same OWNER lock rules in PROJECT_INSTRUCTIONS.md.
• Documents that OWNER may override team locks while still honoring one active OWNER assignment, one active OWNER branch, protected-instruction safety, and documented override requirements.

Validation

• git diff --check
• git diff --cached --check
• Targeted text search for OWNER lock rules.
• Playwright not run: docs-only governance.
• Samples not run: docs-only governance.

Reports

• docs_build/dev/reports/codex_review.diff
• docs_build/dev/reports/codex_changed_files.txt
• docs_build/dev/reports/PR_26172_OWNER_020-owner-branch-lock-governance.md
• docs_build/dev/reports/PR_26172_OWNER_020-owner-branch-lock-governance-manual-validation-notes.md
• docs_build/dev/reports/PR_26172_OWNER_020-owner-branch-lock-governance-instruction-compliance-checklist.md

Package

• tmp/PR_26172_OWNER_020-owner-branch-lock-governance_delta.zip

No direct commits to main. No merge performed.

[ToolboxAid]

Closed by OWNER historical governance cleanup after Governance Phase 1 and historical consolidation. Useful content was either superseded by merged Project Instructions governance or consolidated into PR_26172_OWNER_032-historical-governance-consolidation.