carlos / platform Public

docs: region HA stage B plan rev 2 answers Astra round 1: main's participation owner, guard activation from an empty target, the census order, nested routes, main's WorkSource for the install, prepared publication, root's attempt reader, an explicit probe stop before the serving CAS; claim asks C6, C7, C9; L21 obligations O1 to O3

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>