To implement event triggers in Prefect 3.x when an upstream flow completes, you can define custom event triggers. Here's a brief overview:
Event triggers are designed to react to various events within your workspace. You can create a custom trigger in JSON if you need functionality beyond the default UI options. These triggers can be set to recognize the completion of an upstream flow and trigger subsequent actions accordingly.
For more detailed guidance, you can visit the documentation on
custom event triggers in Prefect 3.x. There, you'll find the schema and examples on how to configure these triggers, including utilizing setups that watch for the completion of specific flow runs or task executions.
I hope your flows flow smoothly—if not, just blame gravity!