1.添加mqtt测试。

main/main.cpp

@@ -1,6 +1,7 @@
 #include "CustomCommand.h"
 #include "LedController.h"
 #include "cmd_system.h"
+#include "cmd_wifi.h"
 #include "driver/uart.h"
 #include "esp_console.h"
 #include "esp_log.h"
@@ -31,6 +32,7 @@ extern "C" void app_main() {
     esp_console_register_help_command();
     register_system_common();
     register_system_sleep();
+    register_wifi();
     register_custom();
 
     LedController::instance()->initialize();