Before running docker compose up, the files with the application secrets must be created on a child secrets/ folder:

- app_key.txt = Holds the value for the config 'code' usually generated by the installer.php
- db_host.txt = Holds the holds for the database
- db_user.txt = Holds the username for the database user
- db_pass.txt = Holds the password for the database user
- db_name.txt = Holds the database's name
