Update landing page - test full CI/CD

src/main.rs

@@ -13,5 +13,5 @@ async fn main() {
 }
 
 async fn handler() -> Html<&'static str> {
-    Html("<h1>Mikhail Kilin — Personal Site</h1><p>Deployed via Woodpecker CI + ArgoCD</p>")
+    Html("<h1>Mikhail Kilin</h1><p>Full CI/CD pipeline works\!</p>")
 }