- Add a custom Dockerfile based on the official one with a HEALTCHECK, psql client and static env variables
- Add a custom entrypoint to automatically run the migrations at first launch only and run migration when updating
- Clean separation of networks
- Adding a tag to fix the version of image
- Configure non-secret environment with Docker Compose
- Update database to PG v12

There is some situations where this is not desirable : docker_test.sh replaces all .picasoft.net with .test.picasoft.net to help testing. If, for example, you have a mounted config.json with a modified URL, and that you reset the repository, the file will be reset inside the container, leading to strange bug, such as the test container trying to connect to the production database. Also, it is really easier to debug the test instance with test values