added rust api to control DESI data distribution; updated to utilize bun for renovate

api/src/routes/mod.rs

@@ -0,0 +1,13 @@
+pub mod catalogs;
+pub mod health;
+
+use axum::{routing::get, Router};
+
+/// Builds the application router. Kept separate from `main` so tests can
+/// construct it without binding a socket.
+pub fn app() -> Router {
+    Router::new()
+        .route("/health", get(health::health))
+        .route("/api/v1/catalogs", get(catalogs::list_catalogs))
+        .route("/api/v1/objects", get(catalogs::list_objects))
+}