chore: update scripts.

Author: jaywcjlove

package.json

@@ -8,7 +8,8 @@
   "funding": "https://jaywcjlove.github.io/#/sponsor",
   "private": false,
   "scripts": {
-    "prepare": "husky && cpy",
+    "prepare": "husky",
+    "postinstall": "cpy",
     "build": "refs-cli && cpy",
     "start": "refs-cli --watch",
     "cpy": "cpy 'appicon/*.png' dist/appicon",