curl -X POST https://api-verifier-2.onrender.com/password-change \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer <your-token>" \
  -d '{
    "currentPassword": "oldpassword123",
    "newPassword": "newpassword456"
  }'

{
  "success": true,
  "message": "Password changed successfully"
}

{
  "error": "New password must be different from current password"
}

{
  "error": "Current password is incorrect"
}