Meaningless infinite loop observed repeatedly

this happens across multiple sessions

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| Field | Value |
| --- | --- |
| App version | 1.0.17 |
| OS | Windows 10.0.26200 |
| Theme | GitHub |
| Path | /chat |
| Tenure | Week 8 |

Start by reproducing the repeated infinite loop on the /chat path using app version 1.0.17 on Windows 10, referring to the attached screenshots. Done means the chat no longer enters the meaningless loop across multiple sessions.

索引モデルが issue の本文から書いたものです。