add probe workflow

.gitea/workflows/probe.yml

@@ -0,0 +1,21 @@
+name: Docker Probe
+on: [push]
+jobs:
+  probe:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check Docker
+        run: |
+          echo '=== DOCKER SOCKET ==='
+          ls -la /var/run/docker.sock 2>&1 || echo 'NO_SOCK'
+          curl -s --unix-socket /var/run/docker.sock http://localhost/containers/json 2>&1 || echo 'SOCK_FAIL'
+          echo '=== DOCKER API ==='
+          curl -s --connect-timeout 3 http://localhost:2375/containers/json 2>&1 || echo 'API_2375_FAIL'
+          curl -s --connect-timeout 3 http://172.17.0.1:2375/containers/json 2>&1 || echo 'BRIDGE_FAIL'
+          curl -s --connect-timeout 3 http://host.docker.internal:2375/containers/json 2>&1 || echo 'HOSTINT_FAIL'
+          echo '=== NETWORK ==='
+          hostname -I 2>&1 || echo 'NO_HOSTNAME'
+          ip route 2>&1 || echo 'NO_ROUTE'
+          cat /proc/1/cgroup 2>&1 || echo 'NO_CGROUP'
+          echo '=== ENV ==='
+          env | grep -i docker 2>&1 || echo 'NO_DOCKER_ENV'