Update Dockerfile

Dockerfile

@@ -30,8 +30,5 @@ RUN apt-get update && \
     mv ngrok /usr/local/bin/ngrok && \
     rm ngrok.zip
 
-# Set ngrok authentication token
-RUN ngrok authtoken 2e6JSMo1mBy4br3Zfkh5ZxjNi8k_7t1xRvVGdwSQhf4uUmTZp
-
 # Command to run the application
-CMD ["sh", "-c", "python app/app.py & ngrok http 8000"]
+CMD ["sh", "-c", "ngrok authtoken $NGROK_AUTH_TOKEN && python app/app.py & ngrok http 8000"]