Add minimal wheel build mode #284

Job	Run time
test-webgpu / test-backend-linux (webgpu, models) / linux-job	9m 36s
test-webgpu / test-backend-linux (webgpu, operators) / linux-job	9m 8s
test-webgpu / test-backend-macos	0s
test-webgpu / package-golden-artifacts	-1s
	18m 43s

Provide feedback