Sub-issue for parent #7.\n\n## Phase\n- Days 11-15 (2026-02-27 to 2026-03-03)\n\n## Scope\n- Integrate with git/checkpoint alignment and cross-module trace linking.\n\n## Exit Criteria\n- [ ] Scope implementation merged via PR\n- [ ] Relevant tests for this phase pass in CI\n- [ ] Delivery README updated with evidence