What does this release signal mean?

Microsoft published microsoft/fluentui @fluentui/react-portal-compat_v9.2.39 (microsoft/fluentui). This release signal is evidence of what shipped, changed, or was packaged for users. High-signal details: @fluentui/react-portal-compat v9.2.39 Repository: microsoft/fluentui Tag: @fluentui/react-portal-compat_v9.2.39 Published: 2026-05-26T12:08:14Z Prerelease: no Release.... onlylabs links this event to 1 captured evidence page and 6 related release signals.