Fixed yarn stop destroying the database

We want to use `docker compose stop` instead of `docker compose down` because
otherwise we completely blow the container away and lose the state

package.json

@@ -8,7 +8,7 @@
   "type": "module",
   "scripts": {
     "dev": "docker compose up -d --no-recreate",
-    "stop": "docker compose down",
+    "stop": "docker compose stop",
     "fix": "docker compose rm activitypub nginx -sf && docker compose build activitypub nginx",
     "logs": "docker compose logs activitypub -f",
     "test": "yarn dev && docker compose exec activitypub yarn test:all",