This appears to be a bug with SwiftUI. A work around that has worked for me, until this get fixed.
Attach the following modifier to any multi-line Text().
.fixedSize(horizontal: false, vertical: true)
nkrambo
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution