Add a global manager for configuring runtimes #481

Job	Run time
deploy	0s
test / make_test_matrix	3s
test / test (0.24.1, macos-latest, selenium, safari, __IGNORED__) / test (0.24.1,safari,selenium)	2m 18s
test / test (0.24.1, ubuntu-latest, selenium, firefox, latest) / test (0.24.1,firefox,selenium)	2m 50s
test / test (0.24.1, ubuntu-latest, selenium, chrome, latest) / test (0.24.1,chrome,selenium)	2m 11s
test / test (0.24.1, ubuntu-latest, selenium, node, 22) / test (0.24.1,node,selenium)	1m 57s
test / test (0.25.1, macos-latest, selenium, safari, __IGNORED__) / test (0.25.1,safari,selenium)	2m 5s
test / test (0.25.1, ubuntu-latest, selenium, firefox, latest) / test (0.25.1,firefox,selenium)	2m 38s
test / test (0.25.1, ubuntu-latest, selenium, node, 22) / test (0.25.1,node,selenium)	1m 53s
test / test (0.25.1, ubuntu-latest, selenium, chrome, latest) / test (0.25.1,chrome,selenium)	2m 4s
test / test (0.26.1, macos-latest, selenium, safari, __IGNORED__) / test (0.26.1,safari,selenium)	2m 12s
test / test (0.26.1, ubuntu-latest, selenium, firefox, latest) / test (0.26.1,firefox,selenium)	2m 50s
test / test (0.26.1, ubuntu-latest, selenium, node, 22) / test (0.26.1,node,selenium)	1m 46s
test / test (0.26.1, ubuntu-latest, selenium, host, __IGNORED__) / test (0.26.1,host,selenium)	32s
test / test (0.26.1, ubuntu-latest, selenium, chrome, latest) / test (0.26.1,chrome,selenium)	2m 30s
	27m 49s

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