Verwendete Bibliotheken:

ArduinoJson 7.4.2 (https://github.com/bblanchon/ArduinoJson)
ESPAsyncTCP 2.0.0 (https://github.com/ESP32Async/ESPAsyncTCP)
ESPAsyncWebServer 3.8.1 (https://github.com/ESP32Async/ESPAsyncWebServer)
espMqttClient 1.7.1 (https://github.com/bertmelis/espMqttClient)
