Add runner test workflow

.gitea/workflows/test-runner.yml

@@ -0,0 +1,54 @@
+name: Test Runner
+
+on:
+  push:
+    branches: [main]
+  workflow_dispatch:
+
+jobs:
+  test-full-image:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Check Java versions
+        run: |
+          echo "=== Java Versions ==="
+          java -version 2>&1 || echo "Java not found"
+          which java || true
+
+      - name: Check Node.js
+        run: |
+          echo "=== Node.js ==="
+          node --version || echo "Node not found"
+          npm --version || true
+
+      - name: Check Python
+        run: |
+          echo "=== Python ==="
+          python3 --version || echo "Python3 not found"
+          pip3 --version || true
+
+      - name: Check .NET
+        run: |
+          echo "=== .NET ==="
+          dotnet --version || echo ".NET not found"
+
+      - name: Check Go
+        run: |
+          echo "=== Go ==="
+          go version || echo "Go not found"
+
+      - name: Check Rust
+        run: |
+          echo "=== Rust ==="
+          rustc --version || echo "Rust not found"
+
+      - name: System info
+        run: |
+          echo "=== System Info ==="
+          uname -a
+          cat /etc/os-release | head -5
+          df -h /
+          free -h