Remove default nginx site from all-in-one image

backend/tests/test_sprint31_unraid_template.py

@@ -76,6 +76,7 @@ def test_unraid_all_in_one_runtime_starts_embedded_postgis_backend_and_nginx() -
     assert "python3-pip" not in dockerfile
     assert "python3-venv" in dockerfile
     assert "COPY --from=frontend-build /frontend/dist/ /usr/share/nginx/html/" in dockerfile
+    assert "rm -f /etc/nginx/sites-enabled/default" in dockerfile
     assert 'CMD ["/usr/local/bin/geointel-all-in-one-start"]' in dockerfile
     assert "/usr/local/bin/docker-entrypoint.sh postgres &" in start_script
     assert "python -m alembic upgrade head" in start_script