debugging gitea actions runner

.gitea/workflows/build-container.yaml

@@ -24,6 +24,8 @@ on:
 
 env:
   IMAGE_NAME: zola-pwsh-s3
+  # Use the host-accessible URL for registry, not the internal Docker hostname
+  # If your Gitea is only accessible via gitea:3000, you may need to expose it properly
   REGISTRY: ${{ gitea.server_url }}
 
 jobs:
@@ -31,6 +33,20 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Debug network and DNS
+        run: |
+          echo "=== Network Configuration ==="
+          ip addr
+          echo "=== DNS Resolution Test ==="
+          cat /etc/hosts
+          echo "=== Trying to resolve gitea ==="
+          nslookup gitea || true
+          getent hosts gitea || true
+          echo "=== Trying to ping gitea IP directly ==="
+          ping -c 2 172.18.0.6 || true
+          echo "=== Trying wget to gitea ==="
+          wget -O- http://172.18.0.6:3000 || true
+
       - name: Checkout repository
         uses: actions/checkout@v4