global: move home page and add logic for every page

src/main.rs

@@ -14,7 +14,7 @@ async fn main() {
     let state = Arc::new(AppState::try_new().await);
 
     let app = Router::new()
-        .route("/", get(home))
+        .route("/home", get(home))
         .route("/music", get(music))
         .nest_service("/static", ServeDir::new("static"))
         .fallback(notfound)