brief
A read-only briefing on an upcoming build-plan item.
Invocation
Section titled “Invocation”/brief the next planned item/brief 5 item 5What it covers
Section titled “What it covers”Scope, dependencies on earlier items, the areas of the codebase it will touch, likely size, and whether it should be split.
What it guarantees
Section titled “What it guarantees”It writes no files and changes nothing. It is the cheap step before
/feature commits to a spec.