- Rename @kb/core, @kb/dashboard, @kb/engine to @fusion/* namespace
- Update all import statements across 143+ files to use new package names
- Update workspace dependencies and root package.json references
- Fix bundler configurations (tsup, vite) for new package names
- Update test files and fix typecheck issues
- Add changeset file documenting the package rename
- Add batch status API types (BatchStatusRequest, BatchStatusResponse, etc.)
- Add batch GitHub client wrappers for efficient PR/issue status fetching
- Create useBatchBadgeFetch hook for coordinated dashboard fetching
- Update Board component to batch fetch badge statuses on mount
- Update TaskCard to merge batch, WebSocket, and task data with freshness comparison
- Add batch status REST endpoint at POST /api/tasks/batch/status