[wifi] scan

wifi_manager.py

@@ -290,7 +290,10 @@ def submit():
     # 关闭热点
     close_hotspot()
 
-    time.sleep(2)
+    time.sleep(1)
+    scan_wifi()
+    time.sleep(1)
+    
     # 连接到用户选择的 Wi-Fi 网络
     if connect_wifi(ssid, password):
         close_app()