models.py moved to models/models.py

refactor all imports

server/mqtt_multitopic_receiver.py

@@ -8,7 +8,7 @@ from datetime import datetime
 from paho.mqtt import client as mqtt_client
 from sqlalchemy import create_engine, func
 from sqlalchemy.orm import sessionmaker
-from models import Client, Base
+from models.models import Client, Base
 from helpers.check_folder import ensure_folder_exists
 import shutil
 
@@ -154,6 +154,6 @@ if __name__ == "__main__":
     client.username_pw_set(MQTT_USER, MQTT_PASSWORD)  # <<<< AUTHENTIFIZIERUNG
     client.on_connect = on_connect
     client.on_message = on_message
-    
+
     client.connect(MQTT_BROKER, MQTT_PORT, keepalive=MQTT_KEEPALIVE)
     client.loop_forever()