Labor unrest is growing at the Shanghai factory of a major supplier for Apple gadgets, with protests turning violent at times in response to the “COVID zero” lockdown. Employees at the Quanta Computer Plant – which makes Apple’s MacBook laptops – have been in strict lockdown for nearly two months with limited supplies as the Chinese government takes drastic measures to keep production online despite a recent COVID-19 case surge. Is. But fed up employees – most of whom are low-paid – have reportedly begun to rebel against the measures. The unrest included violent confrontations with hundreds of workers and…