It is very unclear for me if a new session, creating a worktree of main, will...

It is very unclear for me if a new session, creating a worktree of main, will auto fetch latest main before creating the worktree or not?
I don't understand the workflow of making sure local is up-to-date with remote before starting new sessions.

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| Field | Value |
| --- | --- |
| App version | 1.0.18 |
| OS | Windows 10.0.26100 |
| Theme | Fox |
| Path | /chat |
| Tenure | Week 7 |

审查 issue 中描述的 session 和 worktree 工作流，重点确认从 main 创建 worktree 是否会先获取远程更改。找到现有的、面向用户的关于保持本地 main 为最新状态的指导，验证 /chat 工作流中的行为，并记录已确认的步骤和预期结果。

由索引模型根据 Issue 内容生成。