Remove axum::prelude (#195)

examples/websocket.rs

@@ -11,9 +11,9 @@ use axum::{
         ws::{Message, WebSocket, WebSocketUpgrade},
         TypedHeader,
     },
-    prelude::*,
+    handler::get,
     response::IntoResponse,
-    routing::nest,
+    routing::{nest, RoutingDsl},
 };
 use http::StatusCode;
 use std::net::SocketAddr;