feat(ui): add markdown preview to code browser (#1696) #229

Job	Run time
release-binary (aarch64-apple-darwin)	7m 46s
release-binary (x86_64-manylinux2014)	9m 22s
release-binary (x86_64-manylinux2014-cuda117)	10m 31s
release-binary (x86_64-manylinux2014-cuda122)	12m 58s
release-binary (x86_64-manylinux2014-vulkan)	6m 44s
release-binary (x86_64-windows-msvc)	10m 26s
release-binary (x86_64-windows-msvc-cuda117)	21m 11s
release-binary (x86_64-windows-msvc-cuda122)	21m 15s
pre-release	52s
	1h 41m 5s

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