feat: Agent graph support #522

Job	Run time
test-packaging	4m 49s
test-contract-tests	4m 24s
test-platforms-and-versions (ubuntu-latest, 17)	3m 45s
test-platforms-and-versions (ubuntu-latest, 8)	3m 51s
test-platforms-and-versions (ubuntu-latest, 11)	4m 2s
test-platforms-and-versions (ubuntu-latest, 19)	3m 50s
	24m 41s

Provide feedback