adding html to responder, and improving responder, adding data to server

src/middleware/api_key.rs

@@ -1,6 +1,6 @@
 use crate::{
-    middleware::{Middleware, MiddlewareFuture, MiddlewareResult},
     Responder,
+    middleware::{Middleware, MiddlewareFuture, MiddlewareResult},
 };
 use http::Request;
 use hyper::body::Incoming;