feat: config migration and graph repo client #584

Job	Run time
Build default builder image	2m 2s
Integration tests (maven, integrationtests.ConfigEnvironmentTest)	5m 44s
Integration tests (maven, integrationtests.ConfigFileTest)	4m 54s
Integration tests (maven, integrationtests.ConfigLookupTest)	5m 50s
Integration tests (maven, integrationtests.GeoToolsTest)	4m 44s
Integration tests (maven, integrationtests.GraphRepoTest)	7m 3s
Integration tests (jar, integrationtests.ConfigEnvironmentTest)	2m 36s
Integration tests (jar, integrationtests.ConfigFileTest)	2m 5s
Integration tests (jar, integrationtests.ConfigLookupTest)	2m 47s
Integration tests (jar, integrationtests.GeoToolsTest)	2m 10s
Integration tests (jar, integrationtests.GraphRepoTest)	3m 23s
Integration tests (war, integrationtests.ConfigEnvironmentTest)	2m 47s
Integration tests (war, integrationtests.ConfigFileTest)	2m 38s
Integration tests (war, integrationtests.ConfigLookupTest)	2m 59s
Integration tests (war, integrationtests.GeoToolsTest)	3m 6s
Integration tests (war, integrationtests.GraphRepoTest)	4m 43s
	59m 31s

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