Add network tools installation step to diagnostic workflow

.gitea/workflows/test.yml

@@ -7,6 +7,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: 0. Install Network Tools
+        run: |
+          echo "=== Installing network diagnostic tools ==="
+          apt-get update -qq
+          apt-get install -y -qq iproute2 iputils-ping dnsutils curl net-tools
+          echo "Tools installed successfully"
+          echo ""
+
       - name: 1. Basic Info
         run: |
           echo "=== Container Info ==="