move to apply_input_velocity on the subject

scripts/states/dead.gd

@@ -0,0 +1,12 @@
+extends State
+
+func enter() -> void:
+	subject.rotation_base.global_rotation.z = PI / 2
+
+func exit() -> void:
+	subject.rotation_base.global_rotation.z = 0
+
+func process_physics(_delta: float) -> State:
+	if not multiplayer.is_server(): return
+
+	return