Add banner directory #4

Job	Run time
test (ubuntu-latest, 26.3, false)	30s
test (ubuntu-latest, 27.2, false)	28s
test (ubuntu-latest, 28.2, false)	31s
test (ubuntu-latest, 29.2, false)	33s
test (macos-latest, 26.3, false)	2m 10s
test (macos-latest, 27.2, false)	1m 54s
test (macos-latest, 28.2, false)	1m 58s
test (macos-latest, 29.2, false)	1m 54s
test (windows-latest, 26.3, false)	2m 20s
test (windows-latest, 27.2, false)	1m 26s
test (windows-latest, 28.2, false)	46s
test (windows-latest, 29.2, false)	56s
test (ubuntu-latest, snapshot, true)	28s
test (macos-latest, snapshot, true)	1m 52s
test (windows-latest, snapshot, true)	38s
	18m 24s

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