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Is there a best practice for something like listeners in Prefect 2? Essentially looking to trigger a run when a file exists on an sftp.

Hey Stephen, Prefect 2 is working on an observability api that will include resources, events and triggers which would solve for this use case. Until that is released, you might want to check out this<https://medium.com/the-prefect-blog/scheduled-vs-event-driven-data-pipelines-orchestrate-anything-with-prefect-b915e6adc3ba| event driven article >or <https://github.com/PrefectHQ/prefect-recipes/tree/main/flows-advanced/serverless|this serverless recipe>