fix: add repository url to package.json for npm provenance

Author: ranaroussi

package.json

@@ -35,5 +35,9 @@
     "@types/bun": "^1.0.0",
     "typescript": "^5.3.0"
   },
-  "license": "Apache-2.0"
+  "license": "Apache-2.0",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/automazeio/proof"
+  }
 }