Enable daemon RPC support for delete operations to trigger auto-sync, Fix for issue #527 (#528)

Enable daemon RPC support for delete operations to trigger auto-sync.

This PR adds delete operation support to the RPC daemon, ensuring that delete operations emit mutation events and trigger auto-sync like other mutating operations.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

internal/rpc/server_routing_validation_diagnostics.go

@@ -176,6 +176,8 @@ func (s *Server) handleRequest(req *Request) Response {
 		resp = s.handleUpdate(req)
 	case OpClose:
 		resp = s.handleClose(req)
+	case OpDelete:
+		resp = s.handleDelete(req)
 	case OpList:
 		resp = s.handleList(req)
 	case OpCount: