Make docker compose use named volumes by default

docker-compose.yml

@@ -9,9 +9,13 @@ services:
       - redis_db
     ports:
       - "9001:8000"
+
   redis_db:
     image: redis:alpine
     restart: always
     entrypoint: redis-server --appendonly yes
     volumes:
-      - /opt/uus:/data
+      - uus_redis:/data
+
+volumes:
+  uus_redis: {}