- Create WorkspaceService for managing .gadget/ directory
- Implement workspace.json for persistent identity (workspaceId UUID)
- Add work order cache for crash recovery
- Update drone registration to include workspaceId
- Add crash recovery socket events (requestCrashRecovery, crashRecoveryResponse)
- Implement crash recovery handler in DroneSession
- Write work order cache before processing, remove after completion
- Add event handlers to DroneSession (thinking, response, toolCall, workOrderComplete)
- Implement routing logic to forward events to CodeSession
- Add chat session index to SocketService for reverse lookup
- Add workOrderComplete to ServerToClientEvents interface
- Update CodeSession to register chat session and set current turn on drone
- Add unit tests for DroneSession (12 tests, all passing)
