Update to latest actix-web.

Cargo.toml

@@ -13,7 +13,10 @@ path = "src/main.rs"
 name = "zero2prod"
 
 [dependencies]
-actix-web = "4.0.0-beta.3"
+actix-http = "=3.0.0-beta.5"
+actix-service = "=2.0.0-beta.5"
+actix-web = "=4.0.0-beta.5"
+
 serde = "1.0.115"
 config = { version = "0.10.1", default-features = false, features = ["yaml"] }
 sqlx = { version = "0.5.1", default-features = false, features = [ "runtime-actix-rustls", "macros", "postgres", "uuid", "chrono", "migrate", "offline"] }
@@ -25,10 +28,10 @@ tracing-futures = "0.2.4"
 tracing-subscriber = { version = "0.2.12", features = ["registry", "env-filter"] }
 tracing-bunyan-formatter = "0.1.6"
 tracing-log = "0.1.1"
-tracing-actix-web = "0.3.0-beta.2"
 serde-aux = "1.0.1"
 unicode-segmentation = "1.7.1"
 validator = "0.12.0"
+tracing-actix-web = "0.4.0-beta.4"
 
 [dev-dependencies]
 once_cell = "1.7.2"

src/startup.rs

@@ -66,7 +66,7 @@ fn run(
     let email_client = Data::new(email_client);
     let server = HttpServer::new(move || {
         App::new()
-            .wrap(TracingLogger)
+            .wrap(TracingLogger::default())
             .route("/health_check", web::get().to(health_check))
             .route("/subscriptions", web::post().to(subscribe))
             .app_data(db_pool.clone())