What would you like to be added:
Per the specification, it seems like there should be multiple auth objects supported.
https://github.com/serverlessworkflow/specification/blob/main/specification.md#auth-definition
Primarily:
"Auth definitions can be used" (plural)

Based on this table as well:
https://github.com/serverlessworkflow/specification/blob/main/specification.md#workflow-definition-structure
Auth is mentioned as "string or array"

Why is this needed:
Different auth may be required for different functions.