Refactor build scripts and workflow files #40

Job	Run time
test (ubuntu-latest, x86_64)	3m 16s
test (macos-latest, x86_64)	2m 16s
build (windows-latest, x86_64)	1m 45s
build (windows-latest, x86)	2m 43s
build (windows-latest, arm64-v8a)	1m 50s
build (windows-latest, armeabi-v7a)	1m 55s
build (ubuntu-latest, x86_64)	23s
build (ubuntu-latest, x86)	24s
build (ubuntu-latest, arm64-v8a)	17s
build (ubuntu-latest, armeabi-v7a)	28s
build (macos-latest, x86_64)	21s
build (macos-latest, x86)	1m 53s
build (macos-latest, arm64-v8a)	1m 59s
build (macos-latest, armeabi-v7a)	24s
	19m 54s

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