Introduce a deployment recording system to track dashboard versions
across environments and improve the Git management user experience.
- Add `Deployment` model and Alembic migration to persist deployment
history.
- Implement `GitDeploymentRecorder` and `GitFingerprint` plugins to
automate deployment logging and content hashing.
- Add `get_deployment_status` API endpoint to retrieve real-time
environment states.
- Refactor `GitLifecycleHeader` to prioritize Call-to-Action (CTA)
buttons and improve visual hierarchy.
- Update `GitWorkspacePanel` to emphasize version saving and
streamline commit workflows.
- Enhance `GitEnvironmentTimeline` with deployment status integration,
collapsible UI, and improved theme consistency.
- Add auto-navigation logic in `GitManagerModel` to guide users to
relevant tabs based on recommended actions.
- Clean up obsolete documentation and update i18n strings for
git visualization features.
