Each time I execute the script runJobs.php
maintenance script in MediaWiki 1.40.1, I encounter numerous jobs associated with these extensions. Despite the completion of these jobs, they persistently reappear in the queue.
Topic on Extension talk:WebP
This is expected when $wgWebPEnableResponsiveVersionJobs
is true (default).
Jobs are generated when a thumbnail is output on the site. These jobs are however null jobs if the respective thumbnails exists, so no new thumb will be generated and the job does nothing.