Restructure folders (#411)

basics/nested-routing/src/bin/main.rs

@@ -0,0 +1,18 @@
+use actix_web::{middleware, App, HttpServer};
+
+use async_ex2::appconfig::config_app;
+
+#[actix_web::main]
+async fn main() -> std::io::Result<()> {
+    std::env::set_var("RUST_LOG", "actix_server=info,actix_web=info");
+    env_logger::init();
+
+    HttpServer::new(|| {
+        App::new()
+            .configure(config_app)
+            .wrap(middleware::Logger::default())
+    })
+    .bind("127.0.0.1:8080")?
+    .run()
+    .await
+}