fix(ui-doc): Hide doc frame on next post command #510

Job	Run time
test (ubuntu-latest, 27.2, false)	47s
test (ubuntu-latest, 28.2, false)	48s
test (ubuntu-latest, 29.3, false)	50s
test (macos-latest, 27.2, false)	1m 49s
test (macos-latest, 28.2, false)	2m 22s
test (macos-latest, 29.3, false)	2m 0s
test (windows-latest, 27.2, false)	1m 52s
test (windows-latest, 28.2, false)	1m 50s
test (windows-latest, 29.3, false)	1m 12s
test (ubuntu-latest, snapshot, true)	46s
test (macos-latest, snapshot, true)	2m 18s
test (windows-latest, snapshot, true)	1m 2s
	17m 36s

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