chore: remove .claude directory from repository

Add .claude/ to .gitignore to exclude local Claude Code settings.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: prathamesh-sonpatki

.claude/settings.local.json

@@ -39,3 +39,6 @@ yarn-error.log*
 # Temporary files
 *.tmp
 *.temp
+
+# Claude Code
+.claude/