Alguns caracteres após a URL indicam que o link do tópico não funciona

Acho que é porque você pode adicionar coisas como .rss, então se você terminar uma frase entre parênteses com um link seguido de ponto final, o Discourse acha que tudo faz parte da URL.

[Link: https://meta.discourse.org/t/new-to-discourse-start-here/1.]:

[Link: https://meta.discourse.org/t/new-to-discourse-start-here/1.]

[Link: https://meta.discourse.org/t/new-to-discourse-start-here/1]:

[Link: New to Discourse? Start here!]

[Link: https://meta.discourse.org/t/new-to-discourse-start-here/1?u=jonathan5.]:

[Link: New to Discourse? Start here!]

(Link: https://meta.discourse.org/t/new-to-discourse-start-here/1.):

(Link: https://meta.discourse.org/t/new-to-discourse-start-here/1.)