Add tests #20

Job	Run time
Supported processor platforms	23s
Lint Dockerfile	5s
Build linux/amd64 image	36s
Build linux/arm image	1m 9s
Build linux/arm64 image	1m 13s
Build linux/386 image	39s
Build linux/ppc64le image	1m 10s
Build linux/riscv64 image	1m 2s
Build linux/s390x image	1m 22s
Scan for vulnerabilities (linux/amd64)	19s
Scan for vulnerabilities (linux/arm)	18s
Scan for vulnerabilities (linux/arm64)	26s
Scan for vulnerabilities (linux/386)	18s
Scan for vulnerabilities (linux/ppc64le)	19s
Scan for vulnerabilities (linux/riscv64)	25s
Scan for vulnerabilities (linux/s390x)	25s
Test linux/amd64	24s
Test linux/arm	21s
Test linux/arm64	19s
Test linux/386	23s
Test linux/ppc64le	19s
Test linux/riscv64	17s
Test linux/s390x	25s
Push	0s
	12m 37s

Provide feedback