The Refill tool on English Wikipedia is stuck with the message "Pending
Waiting for an available worker."
Steps to Reproduce:
Browse to https://refill.toolforge.org/ and enter the title of any Wikipedia article. Click 'Fix Page'
Actual Results:
The status message 'Pending Waiting for an available worker.' appears, and remains indefinitely.
Expected Results:
The tool should begin processing the references in the article.