Clarify Fabric rekey boundary and compare identity cutover designs - #3644

Clarify Fabric rekey boundary and compare identity cutover designs#3644

schickling-assistant wants to merge 5 commits into

maincompoundingtech/fractal:mainfrom

schickling-assistant/2026-10-22-fleet-fabric-rekey-q37compoundingtech/fractal:schickling-assistant/2026-10-22-fleet-fabric-rekey-q37Copy head branch name to clipboard