There are two permissions that are required to create and update the Roadmap - Board Administrator and Project Administrator:
Agile Boards with Multiple Projects
Known Issues on Jira Cloud
JIRA Cloud APIs
We have encountered shortcomings with the Jira Cloud API.
If you feel the pain of one or more of these, we would greatly appreciate you voting and commenting on the issue to show your support and encourage Atlassian to prioritise the feature:
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