[Feature]: Add low priority documentation for API endpoints Openapi spec

[srichmond]

Contact Details

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What should we build?

Please create reference documentation for the following topics on https://workfloworchestrator.org/orchestrator-core/ using the "how to write docs" information located in https://docs.google.com/document/d/10Fz98moy-pMyyk__PTR8xg4aeHuIv5VegJa99ZpzvkI/edit

• API endpoints-Openapi-spec

Relevant pseudo code

No response