fix(core): stabilize editor lifecycle, transactional versions, and runtime config

docker-compose.yml

@@ -25,10 +25,11 @@ services:
     container_name: svg-service
     env_file:
       - ./.env
+    command: ["sh", "-c", "uvicorn app.main:app --host 0.0.0.0 --port ${BACKEND_PORT}"]
     ports:
-      - "9020:9020"
+      - "${BACKEND_PORT}:${BACKEND_PORT}"
     volumes:
-      - ./storage:/data
+      - ./storage:${STORAGE_ROOT}
     depends_on:
       postgres:
         condition: service_healthy