[BACKEND] volume 설정 추가 (#78)

ddoed · web-flow · commit 2c1fd37a56b8 · 2025-11-08T12:50:38.000+09:00
diff --git a/backend/docker-compose.yml b/backend/docker-compose.yml
@@ -40,3 +40,6 @@ services:
       - "5601:5601"
     environment:
       - ELASTICSEARCH_HOSTS=http://elastic:9200
+
+volumes:
+  mysql_data:
