Merge pull request #17050 from overleaf/jpa-fix-server-pro-start

[server-pro] fix container startup sequence -- render nginx.conf first

GitOrigin-RevId: 89629ccdc2232f89a204d6ea8be1e650cb78c753

server-ce/init_scripts/200_nginx_config_template.sh

@@ -34,6 +34,9 @@ if [ -f "${nginx_template_file}" ]; then
     < "${nginx_template_file}" \
     > "${nginx_config_file}"
 
+  echo "Checking Nginx config"
+  nginx -t
+
   echo "Nginx: reloading config"
   service nginx reload
 fi