dta-test file permission

docker-compose.yml

@@ -36,7 +36,7 @@ services:
     container_name: backend
     image: hftstuttgart/cota-backend:latest
     #user: "${EUSER}:${EGID}"
-    user:"1000:999"
+    user: "1000:999"
     environment:
       - DOCKER_HOST=unix:///var/run/docker.sock
     ports: # Add this section