Execution Properties of a Callback:
- Always executed on the Supervisor
- Executed when a 'trigger' is evaluated as true
- Can be executed more than once
- Executed under the Qube user permissions of the user who owns the callback
Common uses of a callback:
- Job dependency chaining
- Job completion email
- Job logging event tracking
- Inter job frame dependency coordination
- Inter job feedback loops
- Job dependency cleanup handling