Add support for Docker aliases #978

Job	Run time
Bundle install in Dockerfile	1m 4s
oxi-test (ruby=3.0, os=ubuntu-latest)	1m 14s
oxi-test (ruby=3.2, os=ubuntu-latest)	1m 20s
oxi-test (ruby=3.3, os=ubuntu-latest)	1m 21s
oxi-test (ruby=3.0, os=windows-latest)	5m 7s
oxi-test (ruby=3.2, os=windows-latest)	4m 49s
oxi-test (ruby=3.3, os=windows-latest)	9m 47s
oxi-test (ruby=3.0, os=macos-latest)	1m 4s
oxi-test (ruby=3.2, os=macos-latest)	1m 7s
oxi-test (ruby=3.3, os=macos-latest)	54s
magnus-0.5 (ruby=3.0, os=ubuntu-latest)	1m 18s
magnus-0.5 (ruby=3.2, os=ubuntu-latest)	1m 26s
magnus-0.5 (ruby=3.3, os=ubuntu-latest)	1m 21s
magnus-0.5 (ruby=3.0, os=windows-latest)	4m 35s
magnus-0.5 (ruby=3.2, os=windows-latest)	9m 52s
magnus-0.5 (ruby=3.3, os=windows-latest)	9m 50s
magnus-0.5 (ruby=3.0, os=macos-latest)	58s
magnus-0.5 (ruby=3.2, os=macos-latest)	1m 37s
magnus-0.5 (ruby=3.3, os=macos-latest)	1m 7s
magnus-head (ruby=3.0, os=ubuntu-latest)	2m 9s
magnus-head (ruby=3.2, os=ubuntu-latest)	2m 19s
magnus-head (ruby=3.3, os=ubuntu-latest)	2m 16s
magnus-head (ruby=3.0, os=windows-latest)	9m 53s
magnus-head (ruby=3.2, os=windows-latest)	9m 54s
magnus-head (ruby=3.3, os=windows-latest)	9m 53s
magnus-head (ruby=3.0, os=macos-latest)	1m 25s
magnus-head (ruby=3.2, os=macos-latest)	1m 36s
magnus-head (ruby=3.3, os=macos-latest)	1m 38s
	1h 40m 54s

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