- Add eval score category types and exports in core with store support and coverage
- Implement engine evaluator evidence extraction and persistence with dedicated tests
- Update evaluator flow and cron wiring to record evidence alongside eval runs
- Refresh architecture, storage, and eval docs for evidence and categorization behavior
Fusion-Task-Id: FN-3391
Completes typing for the scheduled evaluator integration in the cron runner and project engine, with corresponding test updates in the evaluator test file.
Fusion-Task-Id: FN-3389
Introduced a new evaluation persistence layer in `@fusion/core` with domain contracts, SQLite-backed storage APIs, and retention/window-rollup support, wired through the core store and documented in the architecture and storage docs.
Fusion-Task-Id: FN-3387
