- Rename data directory from .kb to .fusion across core, CLI, dashboard, and engine
- Update all path references in source files, tests, and CLI output
- Remove deprecated central-core infrastructure (central-core, central-db, central-integration)
- Remove obsolete test files (PlanningModeModal.test.tsx, ScheduleForm.test.tsx)
- Add changeset for the directory rename breaking change
- Add CentralCore API for cross-project coordination (project registry, health tracking)
- Add CentralDatabase with SQLite storage for projects, activity log, and concurrency
- Export central infrastructure types: RegisteredProject, ProjectHealth, GlobalConcurrencyState
- Add central integration tests for multi-project workflows
- Update AGENTS.md with CentralCore usage documentation
- Add numeric ID tiebreaker to TaskStore.listTasks() when createdAt timestamps match
- Add same tiebreaker to InlineCreateCard and TaskDetailModal dependency dropdown sorts
- Add store-sort integration test verifying ascending ID order with identical timestamps
- Add InlineCreateCard tests for identical-timestamp dropdown ordering and search filtering
- Add TaskDetailModal test for identical-timestamp dependency dropdown ordering
