refactor: migrate backend to TypeScript

frontend/README.md

@@ -1,10 +1,20 @@
 # Frontend
 
-This workspace contains:
+Frontend packages are managed by the root pnpm workspace.
+
+This directory contains:
 
 - `web`: Vite + Vue 3 admin frontend.
 - `app`: Taro + Vue 3 app frontend.
 
+Run commands from the repository root:
+
+```bash
+pnpm install
+pnpm dev:web
+pnpm dev:app:weapp
+```
+
 ## Environment Files
 
 Frontend environment variables are maintained in each app directory.
@@ -29,9 +39,10 @@ VITE_COMPRESSION="none"
 VITE_APP_BASE_API=/dev-api
 ```
 
-For Docker Compose production deployment, `frontend/web/.env.production` uses
-`VITE_APP_BASE_API=/prod-api`. The web container's Nginx config proxies
-`/prod-api` to the backend container.
+For Vercel deployment, create a Web project with `frontend/web` as the Root
+Directory. Use the Vite framework preset, `pnpm install`, `pnpm build`, and
+`dist` as the output directory. Configure `VITE_APP_BASE_API` in Vercel with
+the deployed backend URL.
 
 ### App
 
@@ -49,4 +60,4 @@ TARO_APP_API_BASE=
 ```
 
 When `TARO_APP_API_BASE` is empty, the app HTTP client falls back to
-`http://localhost:8080`.
+`http://localhost:3000`.