add initial template

src/main.rs

@@ -1,9 +1,10 @@
-use axum::{routing::get, Router};
+use axum::{http::header, response::IntoResponse, routing::get, Router};
+use tera::Tera;
 
 #[tokio::main]
 async fn main() {
     // build our application with a single route
-    let app = Router::new().route("/", get(|| async { "Hello, World!" }));
+    let app = Router::new().route("/", get(index));
 
     // run it with hyper on localhost:3000
     axum::Server::bind(&"0.0.0.0:3000".parse().unwrap())
@@ -11,3 +12,19 @@ async fn main() {
         .await
         .unwrap();
 }
+
+async fn index() -> impl IntoResponse {
+    // Create a new Tera instance and add a template from a string
+    let mut tera = Tera::new("templates/**/*").unwrap();
+    // Prepare the context with some data
+    let mut context = tera::Context::new();
+    context.insert("name", "World");
+
+    // Render the template with the given context
+    let rendered = tera.render("index.html.tera", &context).unwrap();
+
+    (
+        [(header::CONTENT_TYPE, "text/html; charset=utf-8")],
+        rendered,
+    )
+}