[SD-1216] Backend: Implement that actions update the state. Implemented 'fetched' state
Merge remote-tracking branch 'upstream/feat-workflow' into feat-workflow
Merge remote-tracking branch 'upstream/feat-workflow' into feat-workflow
[SD-1216] Backend: Implement that actions update the state. Wiring 'fetched' state with 'is_workflow_transition_valid()' is complete.