refacto: nest axum templates routes

crates/app/src/templates/hello.rs

@@ -1,7 +1,20 @@
 use askama::Template;
+use askama_axum::IntoResponse;
+use axum::{routing, Router};
 
 #[derive(Template)]
 #[template(path = "hello.html")]
-pub struct HelloResponse {
+struct HelloResponse {
     pub name: String,
 }
+
+async fn hello() -> impl IntoResponse {
+    HelloResponse {
+        name: "Theo".to_string(),
+    }.into_response()
+}
+
+pub fn get_routes() -> Router {
+    Router::new()
+        .route("/", routing::get(hello))
+}