add missing typegen command

Author: stipsan

intro-template/index.tsx

@@ -5,7 +5,6 @@ import Image from 'next/image'
 import Link from 'next/link'
 import {usePathname} from 'next/navigation'
 import {useSyncExternalStore} from 'react'
-// @ts-expect-error - fix typings later
 import cover from './cover.png'
 
 const subscribe = () => () => {}

package.json

@@ -9,7 +9,7 @@
     "lint": "eslint .",
     "lint:fix": "npm run format && npm run lint -- --fix",
     "start": "next start",
-    "type-check": "tsc --noEmit",
+    "type-check": "next typegen && tsc --noEmit",
     "typegen": "sanity schema extract && sanity typegen generate"
   },
   "dependencies": {