Signal Architecture Signal Up/Call Down pattern, typed signals, and event buses define decoupled, maintainable architectures. Available Scripts signal up call down pattern.gd Clean implementation of decoupled hierarchy communication: children signal up, parents call down. global signal bus router.gd Expert AutoLoad event bus for system-level event routing (Achievements, UI, Saving). callable bind context.gd Injecting extra static context into signal callbacks using . unbind unwanted args.gd Cleaning up function signatures by discarding unneeded signal arguments with . await signal sequencing.…