feat: add dummy /status probe in metrics' module (#94)

* feat: add dummy /status probe in metrics' module

* fix: lint

* fix: address review comments

crates/metrics/src/provider.rs

@@ -40,8 +40,10 @@ impl MetricsProvider {
     pub async fn run(self) -> eyre::Result<()> {
         info!("Starting metrics server on port {}", self.config.server_port);
 
-        let router =
-            axum::Router::new().route("/metrics", get(handle_metrics)).with_state(self.registry);
+        let router = axum::Router::new()
+            .route("/metrics", get(handle_metrics))
+            .route("/status", get(handle_status))
+            .with_state(self.registry);
         let address = SocketAddr::from(([0, 0, 0, 0], self.config.server_port));
         let listener = TcpListener::bind(&address).await?;
 
@@ -51,6 +53,12 @@ impl MetricsProvider {
     }
 }
 
+async fn handle_status() -> Response {
+    trace!("Handling status request");
+
+    StatusCode::OK.into_response()
+}
+
 async fn handle_metrics(State(registry): State<Registry>) -> Response {
     trace!("Handling metrics request");