Results for individuals without accounts are not stored

When pressing pass or fail for a freshman who did not receive an account, the result isn't stored, making recording results more difficult for the evals director. The buttons appear, and allow you to press them to give a result, however it does not save anywhere

為一名沒有帳戶的大一新生按下 Pass 或 Fail，重現缺失的儲存操作。追蹤結果處理的進入點和持久化路徑，然後確認結果已儲存，且重新載入後仍然可用。

由索引模型根據 Issue 內容生成。