validate config manager cache (#1064) #1252

Job	Run time
lint	1m 30s
lint_markdown_files / lint	51s
unit_tests (22)	1m 48s
unit_tests (18)	2m 0s
unit_tests (20)	1m 53s
unit_tests (24)	1m 50s
integration_tests / test	5s
fullstack_production_suite / test	5s
Coveralls coverage	3s
	10m 5s

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