feat: create route to search for titles

Summary:

Test Plan:

src/controllers/health-check/index.spec.ts

@@ -6,6 +6,6 @@ describe("Health Check", () => {
   it("should return { success: true }", async () => {
     const res = await app.request("/");
 
-    expect(await res.json()).toEqual({ success: true });
+    expect(res.json()).resolves.toEqual({ success: true });
   });
 });