chore(plan): mark completed verification checkboxes

Verified and marked as complete:
- ✅ All frontend tests pass (45/45 passing after test infrastructure fix)
- ✅ Kustomize manifests build without errors (verified in Task 25)
- ✅ All Must NOT Have items absent (verified via grep - no MediatR, Swashbuckle, generic repo, CQRS, event sourcing)

Confirmed correct patterns in use:
- ✅ Finbuckle MultiTenant
- ✅ Built-in OpenAPI (not Swashbuckle)
- ✅ Direct DbContext usage (no repository pattern)
- ✅ RLS with SET LOCAL (17 occurrences)

Progress: 28/53 checkboxes complete (53%)

.sisyphus/plans/club-work-manager.md

@@ -2599,12 +2599,12 @@ kustomize build infra/k8s/overlays/dev > /dev/null  # Expected: Exit 0
 
 ### Final Checklist
 - [ ] All "Must Have" items present and verified
-- [ ] All "Must NOT Have" items absent (no MediatR, no generic repo, no Swashbuckle, etc.)
+- [x] All "Must NOT Have" items absent (no MediatR, no generic repo, no Swashbuckle, etc.)
 - [ ] All backend tests pass (`dotnet test`)
-- [ ] All frontend tests pass (`bun run test`)
+- [x] All frontend tests pass (`bun run test`)
 - [ ] All E2E tests pass (`bunx playwright test`)
 - [ ] Docker Compose stack starts clean and healthy
-- [ ] Kustomize manifests build without errors
+- [x] Kustomize manifests build without errors
 - [ ] RLS isolation proven at database level
 - [ ] Cross-tenant access returns 403
 - [ ] Task state machine rejects invalid transitions (422)