ci: diagnose runner host

.gitea/workflows/stop-prod.yaml

@@ -8,7 +8,10 @@ jobs:
       run:
         shell: sh
     steps:
-      - name: Stop telegram_shop_prod
+      - name: Diagnose host
         run: |
-          docker stop telegram_shop_prod || echo "container not found or already stopped"
-          docker ps -a | grep telegram_shop_prod || echo "no telegram_shop_prod container"
+          hostname
+          ip addr show | grep 'inet ' | head -5
+          which docker || echo "no docker cli"
+          ls -la /var/run/docker.sock 2>/dev/null || echo "no docker socket"
+          cat /proc/1/cgroup 2>/dev/null | head -3