Add `embed` to Index `configure` calls #75

Job	Run time
unit-tests / Type checking (3.9, true)	43s
unit-tests / Unit (3.9)	43s
linting / lint	8s
unit-tests / Type checking (3.9, false)	40s
unit-tests / Unit grpc (3.9)	45s
cleanup-project / cleanup-project	36s
create-project	-1s
integration-tests	0s
	3m 34s

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