We're on Quebec, and I followed this article to integrate SIR playbooks with Workspace: https://docs.servicenow.com/bundle/quebec-servicenow-platform/page/administer/workspace/task/integrate-playbook-workspace.html
I've activated this out of box flow in Flow Designer: Security Incident - Automated Phishing Playbook - Template V1.
It is triggered by any new or updated SIR where category is Phishing and source is Email.
I created an appropriate SIR, and I've verified the flow has initiated:
In the Classic View of an SIR, I can go to "Show All Related Lists" and see the playbook/flow's first SIT was created:
In the New UI (Security Analyst Workspace), I can see that the Playbook is recognized and active on the right sidebar:
But that same SIR in Workspace view shows "There are no playbooks available"
The above screenshots were taken after creating the Contextual Side Panel Action Assignment according to that document linked at the top of this post:
As you can see, I did NOT include this script condition, which is mentioned in the document: sn_playbook.PlaybookExperience.parentRecordContainsPlaybook(current)
If I do add the script condition according to the document, then the "Playbook" option in the side panel disappears completely:
