semver 2

Update copilot for DeepSeek Harness: tracks the DSH core, bundled packages, and every installed plugin across npm and git, merged package-centric over all profiles, with one-click updates — the update command is identical for every profile. · DSH 更新助手：追踪

Git 提交助手：分析仓库变更生成规范化 Conventional Commits 提交信息、按提交历史生成 CHANGELOG、按语义化版本建议下一个版本号