Token used on join contains dot at the end which is ignored by slack

[jkobus]

Slack ignores the dot at the end; it interprets it as the sentence-end.
Join button does not work after clicking on that link. You have to manually add dot "." at the end of the url in the browsers address bar. Example url that is affected:

https://www.scrumpoker.online/join/122204?token=4AbYdvBJHSz/bNhqsfChL.