Best way to trigger subflow/tasks after specific date-of-month

We are doing some migrations of our custom flows from 1.0 to 2.0, and one of the custom subclass we wrote for StartFlowRun was so that a subflow will only be started after a certain date of month using the parameter for run().

In prefect2, is there a better way to achive this without the need to introduce a startflowrun task? We could put this date checking logic in the parent flow, but we have a number of use cases and figure someone may have a more elegant take than ctrl-c+ctrl-v :face_with_monocle:

yup, try run_deployment utility