Nightly build/publish latest docker images #120

Job	Run time
get-build-matrix	2s
get-image-list / get-image-list	5s
build-and-test / pre-build-image-check	3s
build-and-test / test-helmchart	0s
build-and-test / build-images	1s
build-and-test / pre-compose-test-check	4s
build-and-test / test-gmc-pipeline	0s
build-and-test / test-example-compose	0s
publish	0s
	15s

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