DeepSeek Harness 插件：一键安装「极简模式 (Git Bash)」agent preset —— 把 DSH 自带极简模式中的 bash 调用映射到 Git for Windows 的 bash（MSYS），让 Windows 上的极简模式真正可用。

Custom modes and custom prompts for DeepSeek Harness (dsh): edit a mode's system prompt on the settings page (it takes effect on the next model step), pick its base mode, switch plugin rows one by one, and keep several assistants side by side — coding, ch