fix: remove escaped exclamation marks in Rust source

src/main.rs

@@ -5,11 +5,11 @@ use std::net::SocketAddr;
 async fn main() {
     let app = Router::new().route("/", get(handler));
     let addr = SocketAddr::from(([0, 0, 0, 0], 3000));
-    println\!("listening on {}", addr);
+    println!("listening on {}", addr);
     let listener = tokio::net::TcpListener::bind(addr).await.unwrap();
     axum::serve(listener, app).await.unwrap();
 }
 
 async fn handler() -> Html<&'static str> {
-    Html("<h1>Mikhail Kilin</h1><p>Full CI/CD pipeline works\! (Woodpecker v3)</p>")
+    Html("<h1>Mikhail Kilin</h1><p>Full CI/CD pipeline works! (Woodpecker v3)</p>")
 }