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

scripts/controllers/game_system/game_modes/dog_fight.gd

@@ -0,0 +1,10 @@
+class_name DogFight extends BaseGameMode
+
+
+
+func _init() -> void:
+	SPAWN_COUNT      = 16
+	LIFE_CHIPS_COUNT = SPAWN_COUNT * 3
+
+func _ready() -> void:
+	pass