Gmail "Not Spam" fails to move message from the Spam folder

[truthsword]

RainLoop version, browser, OS:

v1.17 in Docker

Expected behavior and actual behavior:

With Gmail... If a message is wrongly classified as Spam, I cannot undo that.

When I select "Not Spam" the message temporarily disappears from the Spam folder view, only to return again when I refresh the Spam folder view.

I've also tried dragging the message to the Inbox without success.

Steps to reproduce the problem:

As above.