feat: create route to search for titles

Summary:

Test Plan:

src/index.ts

@@ -13,6 +13,10 @@ app.route(
   "/title",
   await import("~/controllers/title").then((controller) => controller.default),
 );
+app.route(
+  "/search",
+  await import("~/controllers/search").then((controller) => controller.default),
+);
 
 // The OpenAPI documentation will be available at /doc
 app.doc("/openapi.json", {