💚 add GH workflow #2

Job	Run time
build (10.x, test:browserless)	32s
build (16.x, test:browserless)	1m 29s
build (18.x, test:browserless)	36s
build (20.x, test:browserless)	48s
build (18.x, test:browser, Browser tests: full build, Chrome, Firefox & WebKit, ChromeHeadless,Fi...	1m 14s
build (18.x, test:slim, Browser tests: slim build, Chrome, ChromeHeadless)	37s
build (18.x, test:no-deprecated, Browser tests: no-deprecated build, Chrome, ChromeHeadless)	39s
build (18.x, test:selector-native, Browser tests: selector-native build, Chrome, ChromeHeadless)	35s
build (18.x, test:esmodules, Browser tests: ES modules build, Chrome, ChromeHeadless)	43s
build (18.x, test:browser, Browser tests: full build, Firefox ESR, FirefoxHeadless)	43s
	7m 56s

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