Thank you for the great post!
It helped a lot to me and hw acceleration now works on my GPU also:
Intel® UHD Graphics 620 (verified on two different Intel CPUs)
Also, just to mention that for me I had to use the following arguments, maybe it helps to someone else also:
Nope, sorry, I lost access to the testing server and my computer is sufficiently old to only support the i965 Intel driver. I’ll try to get that prerequisite solved. Meanwhile, keep on beta/edge for it.