feat(command): Add custom command #784

Job	Run time
test (ubuntu-latest, 26.3, false)	41s
test (ubuntu-latest, 27.2, false)	52s
test (ubuntu-latest, 28.2, false)	57s
test (ubuntu-latest, 29.1, false)	1m 9s
test (macos-latest, 26.3, false)	2m 55s
test (macos-latest, 27.2, false)	2m 53s
test (macos-latest, 28.2, false)	2m 29s
test (macos-latest, 29.1, false)	3m 1s
test (windows-latest, 26.3, false)	2m 45s
test (windows-latest, 27.2, false)	1m 22s
test (windows-latest, 28.2, false)	1m 19s
test (windows-latest, 29.1, false)	1m 33s
test (ubuntu-latest, snapshot, true)	35s
test (macos-latest, snapshot, true)	4m 1s
test (windows-latest, snapshot, true)	1m 16s
	27m 48s

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