I wanted to double-check before drafting up the wrong solution, but it looks like a flow of flows doesn't need to be in the same project as long as create_flow_run can find the flow_name within a project? https://www.prefect.io/guide/blog/flow-of-flows-orchestrating-elt-with-prefect-and-dbt/. We're considering organizing all of our API calls in a specific project and DBT flows within a DBT Project.

Yeah exactly. You can specify a project name when calling the create_flow_run