Email notifications now display user mentions with inline avatar images for improved visual recognition and easier identification. Mentions gracefully fall back to display names if avatars are unavailable.
Fix getting avatar based on email
Remove avatarUrl from user struct
Fix staticcheck
Add default avatar size
Add config option for caching avatars
go mod vendor
Add swagger docs
Add proxying gravatar requests for user avatars
Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/api/pulls/148