chore(frontend-dev): 🔧 Expand TypeScript interfaces for Vite environment variables to improve type safety

features/platform-dev/frontend-dev/src/vite-env.d.ts

@@ -0,0 +1,11 @@
+/// <reference types="vite/client" />
+
+interface ImportMetaEnv {
+  readonly VITE_SSO_URL?: string
+  readonly VITE_MARKETPLACE_API_URL?: string
+  readonly VITE_ANALYTICS_API_URL?: string
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv
+}