chore: bump version to 0.2.1

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: 7418

package.json

@@ -1,6 +1,6 @@
 {
   "name": "codepilot",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "private": true,
   "main": "dist-electron/main.js",
   "scripts": {