Add data structure description #231

Job	Run time
setup_workflow_env	1s
generate_workflow_vars-tunocent	1s
generate_workflow_vars	1s
generate_workflow_vars-shawi	1s
generate_workflow_vars-wibarab	1s
_2 / test	5m 26s
_1-tunocent / build_and_push_to_registry	6m 14s
_1-shawi / build_and_push_to_registry	4m 32s
_1 / build_and_push_to_registry	5m 33s
_1-wibarab / build_and_push_to_registry	1m 21s
_3-wibarab	0s
_3-shawi / deploy-cluster-2	2m 9s
_3 / deploy	4m 10s
_3-tunocent / deploy	4m 4s
	33m 34s

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