[Request] Planning agent support

[Phinease]

Feature Description

Support planning agent such as Task View, Memory exhange, Long Context improvement.

在执行任务的全程更新todo.md文件，使Agent注意力集中于任务目标而不会lost in the middle

1. Consider todo list as shown in the figure
2. DAG dynamic workflow

Proposed Solution

No response

Additional Information

No response