Initial commit: Vue 3 Gold Land frontend

Co-authored-by: Cursor <cursoragent@cursor.com>

env.d.ts

@@ -0,0 +1,19 @@
+/// <reference types="vite/client" />
+
+interface ImportMetaEnv {
+  readonly VITE_API_URL?: string
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv
+}
+
+declare module '*.svg' {
+  const src: string
+  export default src
+}
+
+declare module '*.png' {
+  const src: string
+  export default src
+}