fix

.gitlab-ci.yml

@@ -91,7 +91,7 @@ test-back:
   before_script:
     - python3 -m venv venv/
     - source ./venv/bin/activate
-    - apt-get update && apt-get install libgl1
+    - apt-get update && apt-get install libgl1 -y
     - pip install -r ./backend/requirements.txt
     - pip install pytest
   script: