When I am working with dependent branches, the file diff includes the parent ...

When I am working with dependent branches, the file diff includes the parent diff as well, and I don't see a way to change the base commit I want to compare against, which makes review for child branches a lot more challenging in the app

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| Field | Value |
| --- | --- |
| App version | 1.0.25 |
| OS | Windows 10.0.26200 |
| Theme | Xotopio |
| Path | /chat |
| Tenure | Week 3 |

从 /chat 路径开始，在 Windows 10 上使用应用版本 1.0.25，复现包含依赖分支的文件 diff。跟踪父分支和子分支的比较方式；完成标准是应用提供预期的子分支 diff，或提供一种选择比较基准的方式，且不包含父分支 diff。

由索引模型根据 Issue 内容生成。