Audit CHANGELOG et clôture de version

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name: cl description: 审计自上次发版以来的提交，把遗漏的「用户可见变更」补进 CHANGELOG.md 的 [Unreleased]；可选地把 [Unreleased] 收口成正式版本节 argument-hint: 可选——传版本号（如 1.3.3）表示要发版收口；留空则只做审计补漏，不收口 disable-model-invocation: true allowed-tools: Read, Edit, Grep, Glob, Bash(git log:), Bash(git status:), Bash(git show:*)

Before acting, load and follow @../../../.agents/skills/cl/SKILL.md in full.