No need to expose port outside developing

docker-compose.yml

@@ -3,8 +3,6 @@ services:
 
   signal-api:
     build: "./signal-cli-rest-api/."
-    ports:
-      - "8080:8080" #map docker port 8080 to host port 8080.
     volumes:
       - "./signal-cli-rest-api/signal-cli-config:/home/.local/share/signal-cli" #map "signal-cli-config" folder on host system into docker container. the folder contains the password and cryptographic keys when a new number is registered
     restart: unless-stopped