Hi @Michael Handley - I don't think there is a way to configure gadgets (manually or easily otherwise) to a desired size on a dashboard. Here is a link where an Atlassian team member has the same response, with a little more detail on how this is coupled up with vendor development of the gadget (based on Atlassian documentation and guidelines for developers).
Hope this helps!
Learn how to use two new reports for next-gen projects in Jira Cloud: Cumulative flow diagram and Sprint burndown chart. Ivan Teong, Product Manager, Jira Software, demos the Cumulative ...
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