debug scan

wifi_manager.py

@@ -187,6 +187,7 @@ def connect_wifi(ssid, password):
 def disconnect_wifi():
     try:
         output = subprocess.check_output(['nmcli', 'dev', 'disconnect', 'iface', 'wlan0'])
+        time.sleep(1)
         output_str = output.decode('utf-8')  # 将输出转换为字符串
         if "successfully disconnected" in output_str:
             print(f"{datetime.datetime.now()}: Wi-Fi disconnected successfully")