docs: clarify how Docker volume name is built

See WeblateOrg/docker-compose#216
boginw · Oct 24, 2023 · a00d0bf · a00d0bf
1 parent 77ac967
commit a00d0bf
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diff --git a/docs/admin/install/docker.rst b/docs/admin/install/docker.rst
@@ -283,6 +283,11 @@ of upgrading.
       docker compose rm -v database
       docker volume remove weblate-docker_postgres-data
 
+   .. hint::
+
+      The volume name contains name of the Docker Compose project, which is by
+      default the directory name what is ``weblate-docker`` in this documentation.
+
 5. Adjust :file:`docker-compose.yml` to use new PostgreSQL version.
 
 6. Start the database container: