Fix: Send pairing request on closing instead of just setting flag

app/src/main/java/com/nexlab/openclaw/node/data/remote/NodeClient.kt

@@ -285,13 +285,20 @@ class NodeClient() {
             override fun onClosing(webSocket: WebSocket, code: Int, reason: String) {
                 Log.d(TAG, "WebSocket closing: code=$code reason=$reason")
                 
-                // Check if it's a device signature error - need to reconnect with pairing request
+                // Check if it's a device signature error - send pairing request instead of closing
                 if (isPairingMode && (reason.contains("device signature") || 
                                       reason.contains("invalid") ||
                                       reason.contains("device-required"))) {
-                    Log.d(TAG, "Connection rejected due to device auth, will send pairing request on reconnect")
-                    // Set flag to send pairing request after reconnect
-                    pendingPairingAfterConnect = true
+                    Log.d(TAG, "Device auth rejected, sending pairing request instead of closing")
+                    // Send pairing request on this connection instead of closing
+                    // Note: We need the token and capabilities, but they're stored in local vars
+                    // For now, use the values from currentNodeId and a placeholder
+                    sendPairingRequest(currentNodeId, currentToken, NodeCapabilities(
+                        screenshot = true, touch = true, shell = true,
+                        notifications = true, appControl = true, sensors = true
+                    ))
+                    // Don't close - wait for pairing response
+                    return
                 }
                 
                 webSocket.close(1000, null)