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

api/tests/health.rs

@@ -0,0 +1,44 @@
+use axum::body::{to_bytes, Body};
+use axum::http::{Request, StatusCode};
+use tower::ServiceExt;
+
+use desi_explorer_api::routes;
+
+#[tokio::test]
+async fn health_returns_ok() {
+    let app = routes::app();
+
+    let response = app
+        .oneshot(
+            Request::builder()
+                .uri("/health")
+                .body(Body::empty())
+                .unwrap(),
+        )
+        .await
+        .unwrap();
+
+    assert_eq!(response.status(), StatusCode::OK);
+}
+
+#[tokio::test]
+async fn catalogs_is_nonempty() {
+    let app = routes::app();
+
+    let response = app
+        .oneshot(
+            Request::builder()
+                .uri("/api/v1/catalogs")
+                .body(Body::empty())
+                .unwrap(),
+        )
+        .await
+        .unwrap();
+
+    assert_eq!(response.status(), StatusCode::OK);
+
+    let body = to_bytes(response.into_body(), usize::MAX).await.unwrap();
+    let json: serde_json::Value = serde_json::from_slice(&body).unwrap();
+    let catalogs = json.as_array().unwrap();
+    assert!(!catalogs.is_empty());
+}