Then you believe the government is right in sanctioning the videography business in question? Their reason for denying service was religious and not safety or health. What about gun shops and firing ranges who post signs saying no Muslims are allowed? Should the government continue to force them to allow Muslim patrons? Legitimate reasons are sometimes in the eye of the beholder.
Do it by commsission or contract, and the interests of the artist or skilled craftsman becomes the issue.
How does turning down a wedding because it's a same sex couple qualify as a "legitimate health or safety concern"?
Safety was an issue for a public business.
With private contracts ir commissions, then the interests of the artist or craftsman are paramount.
I can ask a builder to build me a log yurt, but if he isn’t interested, he can just say, “not interested.”