chore: add funding field in package.json

Author: jaywcjlove

.github/workflows/ci.yml

@@ -75,6 +75,8 @@ jobs:
           name: ${{ steps.changelog.outputs.tag }}
           tag: ${{ steps.changelog.outputs.tag }}
           body: |
+            [![Buy me a coffee](https://img.shields.io/badge/Buy%20me%20a%20coffee-048754?logo=buymeacoffee)](https://jaywcjlove.github.io/#/sponsor) 
+            
             Documentation ${{ steps.changelog.outputs.tag }}: https://raw.githack.com/uiwjs/react-signature/${{ steps.changelog.outputs.gh-pages-short-hash }}/index.html  
             Comparing Changes: ${{ steps.changelog.outputs.compareurl }}  
             

core/package.json

@@ -4,6 +4,7 @@
   "description": "A signature board component for react.",
   "author": "Kenny Wong <[email protected]>",
   "homepage": "https://uiwjs.github.io/react-signature",
+  "funding": "https://jaywcjlove.github.io/#/sponsor",
   "repository": {
     "type": "git",
     "url": "https://github.com/uiwjs/react-signature.git"