fix: circular import and internal storage

docker-compose.yml

@@ -26,6 +26,7 @@ services:
         required: false
     environment:
       RUN_ENVIRONMENT: prod
+      STORAGE__ROOT: /app/storage
     volumes:
       - ./backend/src:/app/src
       - ./backend/sessions:/app/sessions
@@ -45,6 +46,7 @@ services:
         required: false
     environment:
       RUN_ENVIRONMENT: prod
+      STORAGE__ROOT: /app/storage
     volumes:
       - ./backend/src:/app/src
       - ./frontend/build:/app/static:ro