Use absolute minimal pipeline syntax

- Simplified to smallest possible Woodpecker CI 3.8 pipeline
- Single step with Alpine echo test
- Should work with new syntax format

.woodpecker.yml

@@ -1,22 +1,5 @@
-skip_clone: true
-
 steps:
-  - name: simple-test
-    image: alpine:latest
+  hello:
+    image: alpine
     commands:
-      - echo "🎉 === GameAdm CI Pipeline Test ==="
-      - echo "Woodpecker CI 3.8.0 is working!"
-      - echo "Agent successfully executing commands"
-      - echo "Repository: pp1l/gameadm"
-      - echo "Pipeline automation working perfectly!"
-      - sleep 2
-      - echo "✅ Pipeline test completed successfully!"
-
-  - name: advanced-test
-    image: alpine:latest
-    commands:
-      - echo "🔧 Advanced test starting..."
-      - apk add --no-cache curl
-      - echo "Curl installed successfully"
-      - curl -s https://httpbin.org/json | head -5
-      - echo "✅ Advanced test completed!"
+      - echo "Hello World"