我有一条规则：没有一页纸的文档，系统就不能上线。不是50页的设计文档，也不是没人读的Confluence维基。就是一页纸。
Reader route
article -> proof -> offer
cluster
Product Systems
intent
Engineering
route
next step
What to do with this
Turn the note into a build path.
If this topic maps to a real business problem, keep reading the cluster, study the academy path, or route the work into a scoped engagement.
