What if one founder is incompetent or doesn't work much, but also doesn't want to quit? Just wants to work 15 h/week and keep all stocks, the others working 60+

What if one founder is incompetent or doesn't work much, but also doesn't want to quit? Just wants to work 15 h/week and keep all stocks, the others working 60+h I wonder if there're founder vesting agreements that handle such cases