My two wishes are: 1. Bring back extends 2. Specify services that are only intended to be run Maybe #2 is possible now and I just don't know it? I wrote a w

My two wishes are: 1. Bring back extends 2. Specify services that are only intended to be run Maybe #2 is possible now and I just don't know it? I wrote a wrapper at previous job around docker-compose that made it easy to define aliases within the compose file for complete run commands... Eg to run migrate in your rails container.