Basic health endpoint.

src/main.rs

@@ -1,3 +1,16 @@
-fn main() {
-    println!("Hello, world!");
+use axum::routing::get;
+use axum::Router;
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let app = Router::new().route("/health", get(health));
+
+    let listener = tokio::net::TcpListener::bind("0.0.0.0:8080").await?;
+    println!("Listening on port 8080. Pop open your browser to http://127.0.0.1:8080/ .");
+    axum::serve(listener, app).await?;
+    Ok(())
+}
+
+async fn health() -> &'static str {
+    "ok"
 }