initial migration

lib/i18n-config.ts

@@ -0,0 +1,8 @@
+import type { Locale } from './i18n';
+
+export const i18n = {
+  defaultLocale: 'en' as Locale,
+  locales: ['en', 'de'] as Locale[],
+} as const;
+
+export type LocaleParam = 'en' | 'de';