Overview
When running Ringee withdocker-compose.app.yml, several environment variables are automatically overridden to use Docker’s internal networking. You don’t need to manually set these.
Automatic Overrides
The following variables are set automatically by Docker Compose:The hostnames
postgres and redis refer to the Docker internal service names. These are resolved automatically by Docker’s internal DNS.Volumes
The default Docker Compose configuration creates the following persistent volumes:Ports
Default port mapping:Customizing ports
To change the host ports, modify theports section in docker-compose.app.yml:

