The application is very slow for example in the settings

The application is very slow for example in the settings

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| Field | Value |
| --- | --- |
| App version | 1.1.3 |
| OS | Ubuntu 24.4.0 |
| Theme | GitHub |
| Path | / |
| Tenure | Day 1 |

Start by reproducing the slowdown in the settings area using app version 1.1.3 on Ubuntu 24.4.0 with the GitHub theme and the reported path. Gather enough timing or diagnostic information to identify the affected operation; done means the settings experience is no longer very slow under the reported conditions.

索引モデルが issue の本文から書いたものです。