add new models and rig and handle multiple navigation region

core/ai/framework/run_state.gd

@@ -0,0 +1,18 @@
+extends State
+
+var starting_speed: float
+
+func enter() -> void:
+	super.enter()
+	run_animation()
+	agent.navigate_to_random_point()
+	starting_speed = agent.speed
+	agent.speed = agent.speed * 1.5
+
+func physics_update(_delta)  -> void:
+	if agent.nav_agent.is_navigation_finished():
+		transitioned.emit(self, get_next_state())
+
+func exit() -> void:
+	agent.speed = starting_speed
+	super.exit()