Update author information

- Changed author name to Taber

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

composer.json

@@ -6,7 +6,7 @@
     "license": "proprietary",
     "authors": [
         {
-            "name": "Shopkeeper",
+            "name": "Taber",
             "email": "taber@shopkeeper.dev"
         }
     ],