private void Move(float moveX)
    {
        rigidbody2D.velocity = new Vector3(moveX, rigidbody2D.velocity.y, 0f);

        if (Input.GetKeyDown(KeyCode.W))
        {
            rigidbody2D.AddForce(new Vector2(0f, jumpSpeed), ForceMode2D.Impulse);
        }

        if (moveX != 0f)
        {
            if (CheckPlayStepSound())
            {
                soundManager.PlayWalkingSound();
            }
        }
    }