The Changes tab's scroll starts behaving erratically

When you are in a session, open the Changes tab. When you have 10-15 files modified and make 3-4 comments in that tab, the scroll starts behaving erratically. When you reach a comment, it jumps to a position above.

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| Field | Value |
| --- | --- |
| App version | 1.1.14 |
| OS | macOS 26.6.2 |
| Theme | GitHub |
| Path | /chat |
| Tenure | Week 15 |

首先，在包含10–15个已修改文件和3–4条评论的会话中，于应用的 Changes 标签页复现该问题。检查评论附近 Changes 标签页的滚动行为，然后通过在滚动不会跳到评论上方的情况下到达评论来验证修复效果。

由索引模型根据 Issue 内容生成。