feat: complete system — web UI, all API endpoints, governance, admin, CLI commands
Major additions:
- Web UI: Jinja2 templates in FastAPI (login, dashboard, catalog, corporate memory, admin)
- API: catalog profiles/metrics, telegram verify/unlink/status, admin table registry CRUD
- Corporate memory governance: approve/reject/mandate/revoke/edit/batch + audit log
- Sync: real DataSyncManager trigger, sync-settings, table-subscriptions
- CLI: setup (init/test/deploy/verify), server (logs/restart/deploy/backup), explore
- Instance config integration (instance.yaml loaded at startup)
- 140 tests passing (25 new)
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