[Requests and ideas] It would be great if there was a vim mode in the app.

**Mood:** 😊
**Category:** Requests and ideas

It would be great if there was a vim mode in the app. Both for the text inputs and for general navigation through the app.

---
| Field | Value |
| --- | --- |
| App version | 1.0.13 |
| OS | Ubuntu 26.4.0 |
| Theme | GitHub |
| Path | /chat |
| Tenure | Day 1 |

首先检查 /chat 入口点，并确定请求中提到的文本输入和常规导航界面。在实现之前，为输入编辑和应用导航分别定义受支持的 Vim 行为及验收标准，因为未指定文件或测试。

由索引模型根据 Issue 内容生成。