formatting

README.md

@@ -108,19 +108,20 @@ After modifying a `translation/source/*.xml` file, run:
 docker compose run --rm ui /lila/bin/trans-dump
 ```
 
-### Make the database persistent
+### Code formatting:
 
 ```bash
-docker compose cp mongodb:/data/db ./database
+./lila-docker format
 ```
-then in `docker-compose.yml`add `- ./database:/data/db` to mongodb volumes
 
-### Code formatting:
+### Optional: Make the database persistent
 
 ```bash
-./lila-docker format
+docker compose cp mongodb:/data/db ./database
 ```
 
+Then in `docker-compose.yml`add `- ./database:/data/db` to mongodb volumes
+
 ### Berserk (Python library):
 
 To install the development version of [Berserk](https://github.com/lichess-org/berserk) and run a sample script against your local development site: