skill-management 2

DSH Harness plugin: keep preset skill directories and link their skills into the user skill root (directory junction on Windows, symlink elsewhere).

DSH 控制台：一处管理本机所有 coding agent 的技能与 DSH 插件，内置技能市场与插件市场，并用 AI 把每个技能/插件讲成中文说明。