keycloak integration, mysql enablement, megaservice refactor and import sample button #42

Job	Run time
pr-build-images / call-build-image-to-registry	2m 13s
pr-build-images / call-build-image-to-registry	2m 13s
pr-run-e2e-test / call-e2e-test	15m 56s
pr-run-e2e-test / call-e2e-test	16m 7s
	36m 29s

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