Add support for Docker aliases #984

Job	Run time
Bundle install in Dockerfile	57s
oxi-test (ruby=3.0, os=ubuntu-latest)	1m 8s
oxi-test (ruby=3.2, os=ubuntu-latest)	1m 11s
oxi-test (ruby=3.3, os=ubuntu-latest)	1m 13s
oxi-test (ruby=3.0, os=windows-latest)	1m 21s
oxi-test (ruby=3.2, os=windows-latest)	1m 22s
oxi-test (ruby=3.3, os=windows-latest)	1m 16s
oxi-test (ruby=3.0, os=macos-latest)	1s
oxi-test (ruby=3.2, os=macos-latest)	1s
oxi-test (ruby=3.3, os=macos-latest)	1s
magnus-0.5 (ruby=3.0, os=ubuntu-latest)	1m 20s
magnus-0.5 (ruby=3.2, os=ubuntu-latest)	1m 19s
magnus-0.5 (ruby=3.3, os=ubuntu-latest)	1m 27s
magnus-0.5 (ruby=3.0, os=windows-latest)	1m 24s
magnus-0.5 (ruby=3.2, os=windows-latest)	1m 23s
magnus-0.5 (ruby=3.3, os=windows-latest)	1m 16s
magnus-0.5 (ruby=3.0, os=macos-latest)	1s
magnus-0.5 (ruby=3.2, os=macos-latest)	1s
magnus-0.5 (ruby=3.3, os=macos-latest)	1s
magnus-head (ruby=3.0, os=ubuntu-latest)	1m 30s
magnus-head (ruby=3.2, os=ubuntu-latest)	1m 31s
magnus-head (ruby=3.3, os=ubuntu-latest)	1m 31s
magnus-head (ruby=3.0, os=windows-latest)	1m 23s
magnus-head (ruby=3.2, os=windows-latest)	1m 23s
magnus-head (ruby=3.3, os=windows-latest)	1m 16s
magnus-head (ruby=3.0, os=macos-latest)	1s
magnus-head (ruby=3.2, os=macos-latest)	1s
magnus-head (ruby=3.3, os=macos-latest)	1s
	25m 20s

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