Implement basic templating

src/main.rs

@@ -1,11 +1,19 @@
 #[macro_use] extern crate rocket;
 
+use rocket_dyn_templates::{Template, context};
+
 #[get("/")]
-fn index() -> &'static str {
-    "Hello, world!"
+fn index() -> Template {
+    Template::render("index", context! {
+        challenge: 114,
+    })
 }
 
 #[launch]
 fn rocket() -> _ {
-    rocket::build().mount("/", routes![index])
+    let config = rocket::Config::figment()
+        .merge(("port", 1313));
+    rocket::custom(config)
+        .mount("/", routes![index])
+        .attach(Template::fairing())
 }