#420 [Feature] Support serializing Scheduled Executions Issue created by EngHabu Motivation: Why do you think this is important? With a scheduled executions, users might expect no more than one execution will be running at the same time (assuming an older run takes a long time to finish). Goal: What should the final outcome look like, ideally? Users can signify exactly once flag when creating a schedule for a launch plan. Flyte component ☑︎ Overall ☐ Flyte Setup and Installation scripts ☐ Flyte Documentation ☐ Flyte communication (slack/email etc) ☐ FlytePropeller ☐ FlyteIDL (Flyte specification language) ☐ Flytekit (Python SDK) ☐ FlyteAdmin (Control Plane service) ☐ FlytePlugins ☐ DataCatalog ☐ FlyteStdlib (common libraries) ☐ FlyteConsole (UI) ☐ Other flyteorg/flyte