chore: link repo in package.json

Author: zpg6

package.json

@@ -3,6 +3,7 @@
     "version": "0.1.2",
     "description": "Cloudflare integration plugin for Better Auth",
     "author": "Zach Grimaldi",
+    "repository": "https://github.com/zpg6/better-auth-cloudflare",
     "main": "./dist/index.js",
     "types": "./dist/index.d.ts",
     "keywords": [