## Summary
- Complete the isolated `@fusion/core` mock used by the
experiment-finalize extension suite
- Classify three intentional physical/synthetic lifecycle literals
introduced on current main
- Re-record the strict lifecycle census baseline with zero unexamined
guards
## Test plan
- `pnpm --filter @runfusion/fusion exec vitest run
src/__tests__/extension-experiment-finalize.test.ts --silent=passed-only
--reporter=dot`
- `pnpm --filter @fusion/core exec vitest run
src/__tests__/task-intake-owner-resolver.test.ts --silent=passed-only
--reporter=dot`
- `pnpm --filter @fusion/engine exec vitest run --project engine-default
src/__tests__/mission-feature-sync-lanes.test.ts --silent=passed-only
--reporter=dot`
- `pnpm check:lifecycle-columns`
- `node scripts/check-mock-completeness.mjs`
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
- **Bug Fixes**
- Improved mission reconciliation previews for task links, specification
alignment, and lifecycle updates.
- Prevented stale or superseded validation runs from overwriting current
feature status or ownership.
- Improved blocked-feature diagnostics and archived-task handling across
workflow configurations.
- **Documentation**
- Clarified validation, assignment checks, and mission synchronization
behavior.
- **Tests**
- Expanded coverage for reconciliation previews and validator ownership
scenarios.
- **Chores**
- Updated lifecycle baseline data for known archived-task cases.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->