WIP: publishing metadata document schema #1127

Job	Run time
build / build	3m 20s
jupyterlab / native (macos-latest)	4m 45s
positron / docker	1m 16s
agent / agent	2m 32s
jupyterlab / native (windows-latest)	7m 26s
positron / native (macos-latest)	41s
jupyterlab / native (ubuntu-latest)	2m 48s
positron / native (windows-latest)	2m 5s
web / web	1m 20s
positron / native (ubuntu-latest)	33s
bats / native (macos-latest)	22s
cypress / native (macos-latest)	1m 1s
bats / docker (ubuntu-latest)	1m 14s
bats / native (windows-latest)	52s
cypress / native (windows-latest)	3m 22s
bats / native (ubuntu-latest)	15s
cypress / native (ubuntu-latest)	39s
	34m 31s

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