That's the painful thing about the gig economy. They aren't employees, and Uber isn't their employer.
They are independent contractors, that is a separate business entity. Which means, you're right that Uber is under no obligation to give accommodations to their drivers, since they are not an employer.
It's...not a situation I'm a fan of, but it's the current legal status quo.
Assuming they are independent contractors, what is Uber's responsibility for discriminatory behavior by its contractors? Would those sames responsibility apply to home owners who hire independent contractors?
They are independent contractors, that is a separate business entity. Which means, you're right that Uber is under no obligation to give accommodations to their drivers, since they are not an employer.
It's...not a situation I'm a fan of, but it's the current legal status quo.