When add adding a project, I would like the option to add multiple projects.

When add adding a project, I would like the option to add multiple projects. I have a file with a subfoder of projects. Would be great to select many folders within the parent folder to add.

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| Field | Value |
| --- | --- |
| App version | 1.1.10 |
| OS | macOS 26.6.1 |
| Theme | GitHub |
| Path | /chat |
| Tenure | Day 1 |

从通过 /chat 路径进入的项目添加流程开始，检查当前文件夹选择的工作方式。在 macOS 上，能够在同一个父文件夹内选择多个项目文件夹并将它们一起添加即表示完成；issue 中未指定任何文件或测试。

由索引模型根据 Issue 内容生成。