Should Audi drivers have mechanical qualifications

An Audi driver in south africa is required to have a mechanical qualifications, so you'll be able to detect the level of brake pads left so no damage can happen to the brame disc I brought a 2019 Audi A3 30 tfsi in June 2020 with 8000 km mileage, my first oil change was in November 2020, last week i travelled to durban when i got there car had squeaky sound from the rear, audi assist technician advised that my brake pads we finished and ive been driving metal to metal, audi freeway motorplan refuses to pay for the brake disc cause i caused the damage to the discs, but i wss never informed about the brake pad level at service