Merge branch 'claude/erp-phase-1-foundations-9miE5' of http://127.0.0.1:45737/git/sufianbd/create-react-app into worktree-agent-a0bada2a78996a73d

Author: claude

.gitignore

@@ -12,3 +12,6 @@ yarn-debug.log*
 yarn-error.log*
 /.changelog
 .npm/
+.claude/
+.env.bak
+*.env.bak