📝 How to use Fable to orchestrate a huge project with 40 sub-agents Last week at @HelloUntangle we completed the largest and riskiest engineering program in our history. 834 files Prod data mutation DB schema update 31 PRs Started Friday -> completed Monday Zero prod incidents All with one Fable parent orchestrator session. One parent @DevinAI session planned the work, spawned forty child sessions to execute it, enforced regression gates and backup checks between phases, and surfaced only the…