Initial commit with test CI workflow

Add test repository to verify Forgejo runner deployment:
- Basic CI workflow testing system info and container runtime
- Test Podman container execution
- Simple Node.js test script

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

test.js

@@ -0,0 +1,19 @@
+// Simple test script to verify CI environment
+console.log("Hello from test.js!");
+console.log("Environment variables:");
+console.log("NODE_VERSION:", process.version);
+console.log("PLATFORM:", process.platform);
+console.log("ARCH:", process.arch);
+
+// Test basic functionality
+const sum = (a, b) => a + b;
+const result = sum(2, 3);
+console.log("2 + 3 =", result);
+
+if (result === 5) {
+    console.log("✅ Test passed!");
+    process.exit(0);
+} else {
+    console.log("❌ Test failed!");
+    process.exit(1);
+}