- Removed dependencies on analysis_results table
- Implemented workflow_history storage in Data Persistence Service
- Updated Workflow Orchestrator to save workflow snapshots to history
- Refactored Frontend to consume workflow_history and fetch reports via VGCS
- Fixed Data Providers (Tushare, YFinance) to report output paths in metadata
- Updated documentation and task status
- Sync updates for provider services (AlphaVantage, Finnhub, YFinance, Tushare)
- Update Frontend components and pages for recent config changes
- Update API Gateway and Registry
- Include design docs and tasks status
- Implemented `DagScheduler` in `workflow-orchestrator` to manage task dependencies and commit history.
- Added `vgcs.merge_commits` in `workflow-context` for smart 3-way merge of parallel task branches.
- Introduced generic `WorkflowTaskCommand` and `WorkflowTaskEvent` in `common-contracts`.
- Adapted `tushare-provider-service` with `generic_worker` to support Git-based context read/write.
- Updated NATS subjects to support wildcard routing for generic workflow commands.
Add Virtual Git Context System (VGCS) crate to handle versioned file storage backed by git2 and blob store.
Features:
- ContextStore trait for repo init, read, list, diff, merge.
- Transaction trait for atomic writes and commits.
- Large file support (>1MB) using content-addressed blob store.
- In-memory merge with conflict detection.
- Unit and integration tests covering concurrency and conflicts.
