fix(deploy): prevent application privilege gains

.github/workflows/backend-ci.yml

@@ -16,6 +16,7 @@ jobs:
         run: |
           /bin/bash -n deploy/apple-container.sh
           /bin/bash deploy/tests/apple-container-test.sh
+          /bin/sh deploy/tests/docker-compose-security-test.sh
           /bin/sh deploy/test-caddyfile-cache.sh
 
   test: