♻️ refactor: add entry point for middleware module

src/middleware/index.ts

@@ -0,0 +1,6 @@
+import Elysia from "elysia";
+import { appAccessTokenMiddleware } from "./global/appAccessToken.middleware";
+
+export const middleware = new Elysia({ name: "middlewareModule" }).use(
+  appAccessTokenMiddleware
+);