Working state: Serbian at root (/), English at /en, proper i18n structure

src/middleware.ts

@@ -0,0 +1,13 @@
+import createMiddleware from "next-intl/middleware";
+import { defineRouting } from 'next-intl/routing';
+
+const routing = defineRouting({
+  locales: ['en', 'sr'],
+  defaultLocale: 'sr'
+});
+
+export default createMiddleware(routing);
+
+export const config = {
+  matcher: ['/((?!api|_next|_vercel|).*)']
+};