Kubeflow update dashboard and readme (#18600) #4142

Job	Run time
Build wheel and source distribution	34s
aarch64-unknown-linux-gnu (ubuntu-22.04)	3m 26s
x86_64-unknown-linux-gnu (ubuntu-22.04)	3m 27s
x86_64-unknown-linux-musl (ubuntu-22.04)	3m 41s
powerpc64le-unknown-linux-gnu (ubuntu-22.04)	3m 58s
x86_64-pc-windows-msvc (windows-2022)	6m 40s
i686-pc-windows-msvc (windows-2022)	7m 38s
aarch64-apple-darwin (macos-12)	6m 40s
x86_64-apple-darwin (macos-12)	4m 30s
Build macOS installer and sign/notarize artifacts	1m 19s
Build Windows installers	1m 11s
Publish release	0s
	43m 4s

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