test

Document basic usage and project architecture #2558

Job	Run time
lint	29s
test	21s
test-integration	1m 8s
test-cross-platform (aarch64, build)	1m 33s
test-cross-platform (arm, test)	1m 52s
test-cross-platform (arm, build)	1m 48s
test-cross-platform (aarch64, test-os-detection)	48s
test-cross-platform (arm, test-cpu-detection)	2m 25s
test-cross-platform (aarch64, test)	1m 26s
test-cross-platform (i686, build)	52s
test-cross-platform (loongarch64, test)	2m 6s
test-cross-platform (i686, test-cpu-detection)	1m 46s
test-cross-platform (arm, test-os-detection)	2m 45s
test-cross-platform (i686, test)	1m 43s
test-cross-platform (loongarch64, test-cpu-detection)	1m 20s
test-cross-platform (loongarch64, test-os-detection)	2m 0s
test-cross-platform (loongarch64, build)	1m 33s
test-cross-platform (aarch64, test-cpu-detection)	40s
test-cross-platform (riscv64, test)	1m 53s
test-cross-platform (riscv64, build)	48s
test-cross-platform (i686, test-os-detection)	1m 26s
test-cross-platform (riscv64, test-cpu-detection)	48s
test-cross-platform (x86_64, build)	33s
test-cross-platform (riscv64, test-os-detection)	1m 56s
test-cross-platform (x86_64, test-cpu-detection)	1m 51s
test-cross-platform (x86_64, test-os-detection)	2m 7s
test-cross-platform (x86_64, test)	2m 7s
	40m 4s

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