Fix example docker command not removing containers on exit

This caused them to restart on reboot due to the restart policy.

Signed-off-by: Lilly Rose Berner <lilly@lostluma.net>

Author: LostLuma

echo/README.md

@@ -4,9 +4,10 @@ Run development environment:
 
 ```sh
 cp example.config.json config.json
-vim config.json # Edit to your liking
+vim config.json  # Edit the config
 
-PROFILE=dev sh -c 'docker compose up --build --watch'
+# Run developemnt environment, then remove it again to prevent auto restarts
+PROFILE=dev sh -c 'docker compose up --build --watch && docker compose down'
 ```
 
 To run a production-like setup instead run `docker compose up`.