docs: mention vue-tsc (#2497)

Author: zigomir

docs/guide/features.md

@@ -30,7 +30,7 @@ Note you don't need to manually set these up - when you [create an app via `@vit
 
 Vite supports importing `.ts` files out of the box.
 
-Vite only performs transpilation on `.ts` files and does **NOT** perform type checking. It assumes type checking is taken care of by your IDE and build process (you can run `tsc --noEmit` in the build script).
+Vite only performs transpilation on `.ts` files and does **NOT** perform type checking. It assumes type checking is taken care of by your IDE and build process (you can run `tsc --noEmit` in the build script or install `vue-tsc` and run `vue-tsc --noEmit` to also type check your `*.vue` files).
 
 Vite uses [esbuild](https://github.com/evanw/esbuild) to transpile TypeScript into JavaScript which is about 20~30x faster than vanilla `tsc`, and HMR updates can reflect in the browser in under 50ms.