{
  "frontend": {
    "errors": {
      "session_code_required": "Session code is required.",
      "session_fetch_failed": "Could not load lobby status.",
      "join_failed": "Join failed. Check code or nickname and try again.",
      "start_round_failed": "Could not start round. Refresh the lobby and try again.",
      "session_not_found": "Session code is invalid or the session no longer exists.",
      "nickname_invalid": "Nickname must be between 2 and 40 characters.",
      "nickname_taken": "Nickname is already taken.",
      "unknown": "Action failed. Refresh status and try again."
    }
  },
  "backend": {
    "error_codes": {
      "session_code_required": "session_code_required",
      "nickname_invalid": "nickname_invalid",
      "session_not_found": "session_not_found",
      "session_not_joinable": "session_not_joinable",
      "nickname_taken": "nickname_taken",
      "category_slug_required": "category_slug_required",
      "category_not_found": "category_not_found",
      "round_start_invalid_phase": "round_start_invalid_phase",
      "round_already_configured": "round_already_configured"
    }
  }
}