[Bug]: Data reset after docker-compose restart!

[gangstareloading]

I confirm that:

• [x] I have searched the existing open AND closed issues to see if an issue already exists for the bug I've encountered
• [X] I'm using the latest version (your issue may have been fixed already)

Version

v0.51.1

Current Behavior

restarting the navidrome docker container causes all data to be lost. songs get rescanned all users deleted

Expected Behavior

restarting should keep all users data. songs may get rescanned users accounts should stay

Steps To Reproduce

1. create a docker-compose file with the service:

 image: (image_id)
 ports:
     - "4533:4533"
 volumes:
     - "/home/music/Music/some_music:/music"

2. run it and create some accounts and listen to some music
3. restart it (docker-compose restart)
4. everything's gone :(

Environment

- OS:Ubuntu 20.04 latest
- Browser: Firefox
- Client: same OS & broweser.

How Navidrome is installed?

Docker

Configuration

version: '3.9'
services:
navidrome_service:
 image: (image_id)
 ports:
     - "4533:4533"
 volumes:
     - "/home/music/Music/some_music:/music"

Anything else?

everything at the /data folder (outside the container) got deleted.

Code of Conduct

• [X] I agree to follow Navidrome's Code of Conduct

[deluan]

You need to map a volume for your data folder, or else it will be a ephemeral space inside the container. Ex:

    volumes:
      - "/home/music/Music/some_music:/music"
      - "/path/to/data:/data"

See https://www.navidrome.org/docs/installation/docker/ for more info on using Navidrome with Docker.