docs: update deprecated TimeoutLayer::new in graceful-shutdown example (#3647)

examples/Cargo.lock

@@ -1141,7 +1141,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -3461,7 +3461,7 @@ dependencies = [
  "once_cell",
  "socket2 0.5.10",
  "tracing",
- "windows-sys 0.52.0",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -3770,7 +3770,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4450,7 +4450,7 @@ dependencies = [
  "getrandom 0.3.4",
  "once_cell",
  "rustix",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4739,9 +4739,9 @@ dependencies = [
 
 [[package]]
 name = "tower-http"
-version = "0.6.6"
+version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "adc82fd73de2a9722ac5da747f12383d2bfdb93591ee6c58486e0097890f05f2"
+checksum = "d4e6559d53cc268e5031cd8429d05415bc4cb4aefc4aa5d6cc35fbf5b924a1f8"
 dependencies = [
  "async-compression",
  "base64 0.22.1",

examples/graceful-shutdown/Cargo.toml

@@ -7,5 +7,5 @@ publish = false
 [dependencies]
 axum = { path = "../../axum", features = ["tracing"] }
 tokio = { version = "1.0", features = ["full"] }
-tower-http = { version = "0.6.1", features = ["timeout", "trace"] }
+tower-http = { version = "0.6", features = ["timeout", "trace"] }
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }

examples/graceful-shutdown/src/main.rs

@@ -7,7 +7,7 @@
 
 use std::time::Duration;
 
-use axum::{routing::get, Router};
+use axum::{http::StatusCode, routing::get, Router};
 use tokio::net::TcpListener;
 use tokio::signal;
 use tokio::time::sleep;
@@ -39,7 +39,7 @@ async fn main() {
             TraceLayer::new_for_http(),
             // Graceful shutdown will wait for outstanding requests to complete. Add a timeout so
             // requests don't hang forever.
-            TimeoutLayer::new(Duration::from_secs(10)),
+            TimeoutLayer::with_status_code(StatusCode::REQUEST_TIMEOUT, Duration::from_secs(10)),
         ));
 
     // Create a `TcpListener` using tokio.

examples/key-value-store/src/main.rs

@@ -123,6 +123,7 @@ fn admin_routes() -> Router<SharedState> {
         state.write().unwrap().db.remove(&key);
     }
 
+    #[allow(deprecated)] // FIXME
     Router::new()
         .route("/keys", delete(delete_all_keys))
         .route("/key/{key}", delete(remove_key))