product-spec

管理一份功能规格说明书：产品有哪些功能、每个页面怎么交互、以及每次演进改了什么。产出物的第一读者是 AI 设计工具（Claude Design / v0 / Figma Make / Lovable），第二读者才是人。Reply in Chinese.

所有产品级文档名称统一为「功能规格说明书」。

Codex Adapter

In Codex, translate this wrapper instead of rewriting it:

• $ARGUMENTS = text after the command name.
• AskUserQuestion: only map to request_user_input if your Codex build truly renders an interactive picker; otherwise print each option's content in your reply, list choices as a numbered Markdown list, and stop and wait for the user's text reply. Never self-answer a prompt the user never saw.
• Claude tool names are intent labels; use equivalent Codex tools.

为什么是「V 链 + 合成快照」双轨

功能规格说明书有两个互相打架的诉求：