Add a global manager for configuring runtimes #478

Job	Run time
deploy	0s
test / make_test_matrix	5s
test / test (0.24.1, ubuntu-latest, selenium, firefox, latest) / test (0.24.1,firefox,selenium)	2m 48s
test / test (0.24.1, ubuntu-latest, selenium, node, 22) / test (0.24.1,node,selenium)	1m 53s
test / test (0.24.1, ubuntu-latest, selenium, chrome, latest) / test (0.24.1,chrome,selenium)	2m 14s
test / test (0.24.1, macos-latest, selenium, safari, __IGNORED__) / test (0.24.1,safari,selenium)	2m 15s
test / test (0.25.1, macos-latest, selenium, safari, __IGNORED__) / test (0.25.1,safari,selenium)	2m 22s
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, firefox, latest) / test (0.25.1,firefox,selenium)	2m 58s
test / test (0.25.1, ubuntu-latest, selenium, chrome, latest) / test (0.25.1,chrome,selenium)	2m 17s
test / test (0.26.1, macos-latest, selenium, safari, __IGNORED__) / test (0.26.1,safari,selenium)	2m 20s
test / test (0.26.1, ubuntu-latest, selenium, firefox, latest) / test (0.26.1,firefox,selenium)	2m 53s
test / test (0.26.1, ubuntu-latest, selenium, node, 22) / test (0.26.1,node,selenium)	2m 3s
test / test (0.26.1, ubuntu-latest, selenium, host, __IGNORED__) / test (0.26.1,host,selenium)	41s
test / test (0.26.1, ubuntu-latest, selenium, chrome, latest) / test (0.26.1,chrome,selenium)	2m 2s
	28m 44s

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