feat: made sure the aspect ration fit a pixel art game and added useful addons

addons/godot_state_charts/all_of_guard.gd

@@ -0,0 +1,22 @@
+@tool
+@icon("all_of_guard.svg")
+
+## A composite guard that is satisfied when all of its guards are satisfied.
+class_name AllOfGuard
+extends Guard
+
+## The guards that need to be satisified. When empty, returns true.
+@export var guards:Array[Guard] = [] 
+
+func is_satisfied(context_transition:Transition, context_state:StateChartState) -> bool:
+	for guard in guards:
+		if not guard.is_satisfied(context_transition, context_state):
+			return false
+	return true
+
+	
+func get_supported_trigger_types() -> int:
+	var supported_trigger_types:int = StateChart.TriggerType.NONE
+	for guard in guards:
+		supported_trigger_types |= guard.get_supported_trigger_types()
+	return supported_trigger_types