feat: setup monorepo for static frontend app (vdn-static)

apps/vdn-static/src/i18n/index.ts

@@ -0,0 +1,17 @@
+import { createI18n } from "vue-i18n";
+import en_US from "../locales/en_US";
+import vp_VL from "../locales/vp_VL";
+import type { MessageSchema } from "./types";
+
+const locales = { en_US, vp_VL } as const;
+
+export type Locale = keyof typeof locales;
+
+const i18n = createI18n<[MessageSchema], Locale>({
+	legacy: false,
+	locale: "vp_VL" satisfies Locale,
+	fallbackLocale: "en_US" satisfies Locale,
+	messages: locales,
+});
+
+export default i18n;

apps/vdn-static/src/i18n/types.ts

@@ -0,0 +1,8 @@
+import en_US from "../locales/en_US";
+export interface MessageSchema extends Broaden<typeof en_US> {}
+
+type Broaden<T> = {
+	[K in keyof T]: T[K] extends object ? Broaden<T[K]>
+	: T[K] extends string ? string
+	: T[K];
+} & {};