This merge completes a review tab feature with persistent `reviewState` — adding the core types, TaskReviewTab UI enhancements (enriched states and interactions), GitHub integration routes for refresh/address flows, and full regression coverage for both PR and non-PR modes. The architecture docs wer
Fusion-Task-Id: FN-3277
Moves roadmap ownership from `@fusion/core` to `fusion-plugin-roadmap`, deleting ~1,800 lines of roadmap store, types, ordering, and handoff logic from core and replacing it with ~760 lines of new route handlers in the plugin. The dashboard's roadmap routes and suggestions modules are substantially
Fusion-Task-Id: FN-3159
