add lint workflow and fix lint issue (#212) #520

Job	Run time
build (android, arm64, aarch64-linux-android)	46s
build (android, 386, i686-linux-android)	41s
build (darwin, arm64)	44s
build (dragonfly, amd64)	35s
build (android, amd64, x86_64-linux-android)	46s
build (android, arm, armv7a-linux-androideabi)	38s
build (freebsd, 386)	38s
build (illumos, amd64)	33s
build (freebsd, amd64)	30s
build (darwin, amd64)	43s
build (freebsd, arm64)	50s
build (linux, amd64)	42s
build (linux, 386)	37s
build (freebsd, arm)	40s
build (linux, arm, 5)	37s
build (linux, arm)	38s
build (linux, ppc64le)	37s
build (linux, ppc64)	42s
build (linux, mips64le)	45s
build (linux, riscv64)	45s
build (linux, s390x)	39s
build (linux, arm64)	38s
build (linux, mips64)	40s
build (netbsd, 386)	33s
build (linux, mips)	46s
build (openbsd, amd64)	36s
build (openbsd, 386)	35s
build (linux, loong64)	43s
build (openbsd, arm)	38s
build (openbsd, arm64)	32s
build (netbsd, amd64)	37s
build (plan9, 386)	35s
build (netbsd, arm64)	40s
build (linux, mipsle)	36s
build (solaris, amd64)	40s
build (windows, amd64, .exe)	38s
build (plan9, amd64)	34s
build (windows, arm64, .exe)	42s
build (plan9, arm)	31s
build (windows, arm, .exe)	46s
build (windows, 386, .exe)	47s
build (netbsd, arm)	42s
build and deploy to deb repo	3m 21s
run-tests	4m 19s
deploy to github	0s
	35m 15s

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