Every piece of state should have exactly one authoritative owner. Duplicates drift. A constant defined in two places is two bugs waiting; a user record cached in three stores is three sync problems; a config value scattered across deployment scripts is impossible to update. The cure is one owner + d
Every piece of state should have exactly one authoritative owner. Duplicates drift. A constant defined in two places is two bugs waiting; a user record cached in three stores is three sync problems; a config value scattered across deployment scripts is impossible to update. The cure is one owner + derivation everywhere else.