Fix: Use 5s Handler delay

app/src/main/java/com/nexlab/openclaw/node/service/NodeService.kt

@@ -143,12 +143,10 @@ class NodeService : Service() {
                 
                 val fullUrl = if (protocol == "WSS") "wss://$ip:$port" else "ws://$ip:$port"
                 
-                // Delay startup briefly to let startForeground settle
-                // Use coroutine delay to avoid Handler issues
-                scope.launch { 
-                    delay(3000)  // Wait 3 seconds before starting
-                    startNode(fullUrl, token, nodeId) 
-                }
+                // Use Handler to delay startup - this runs on main thread after onStartCommand returns
+                android.os.Handler(android.os.Looper.getMainLooper()).postDelayed({
+                    scope.launch { startNode(fullUrl, token, nodeId) }
+                }, 5000)  // 5 second delay to let startForeground fully settle
             }
             "STOP" -> {
                 scope.launch { stopNode() }