feat: vite 환경 변수 타입 적용

apps/cs/env.d.ts

@@ -0,0 +1,16 @@
+/// <reference types="vite/client" />
+
+interface ImportMetaEnv {
+  readonly VITE_PORT: string;
+  readonly VITE_PROXY_HOST: string;
+  readonly VITE_SERVER_API_URL: string;
+  readonly VITE_SITE_ID: string;
+  readonly VITE_CLAIM_NAME: string;
+  readonly VITE_ACCESS_TOKEN: string;
+  readonly VITE_REFRESH_TOKEN: string;
+  readonly VITE_AUTH_USER_ID: string;
+}
+
+interface ImportMeta {
+  readonly env: ImportMetaEnv;
+}