Refactored to be controller centric; added message buss pattern with early support eent types

scripts/controllers/factory_systems/factory_controller.gd

@@ -0,0 +1,10 @@
+class_name FactoryController extends BaseController
+
+
+func _ready() -> void:
+	for factory: FactoryBase in get_children():
+		pass
+
+func _controller_message(event: BaseEvent) -> void:
+	if event is BaseEvent:
+		pass