feat: create route to search for titles

Summary:

Test Plan:

src/controllers/search/index.ts

@@ -0,0 +1,56 @@
+import { OpenAPIHono, createRoute, z } from "@hono/zod-openapi";
+
+import { fetchFromMultipleSources } from "~/libs/fetchFromMultipleSources";
+import { PaginatedResponseSchema } from "~/types/schema";
+import { Title } from "~/types/title";
+
+import { fetchSearchResultsFromAmvstrm } from "./amvstrm";
+import { fetchSearchResultsFromAnilist } from "./anilist";
+import { SearchResult } from "./searchResult";
+
+const app = new OpenAPIHono();
+
+const route = createRoute({
+  tags: ["aniplay", "title"],
+  operationId: "search",
+  summary: "Search for a title",
+  method: "get",
+  path: "/",
+  request: {
+    query: z.object({ query: z.string(), page: z.number().min(1).default(1) }),
+  },
+  responses: {
+    200: {
+      content: {
+        "application/json": {
+          schema: PaginatedResponseSchema(SearchResult),
+        },
+      },
+      description: "Returns a list of paginated results for the query",
+    },
+  },
+});
+
+app.openapi(route, async (c) => {
+  const query = c.req.query("query") ?? "";
+  const page = Number(c.req.query("page") ?? 1);
+
+  const response = await fetchFromMultipleSources([
+    () => fetchSearchResultsFromAnilist(query, page),
+    () => fetchSearchResultsFromAmvstrm(query, page),
+  ]);
+  if (!response) {
+    return c.json({ success: false, results: [], hasNextPage: false }, 200);
+  }
+
+  return c.json(
+    {
+      success: true,
+      results: response.results,
+      hasNextPage: response.hasNextPage ?? false,
+    },
+    200,
+  );
+});
+
+export default app;