Possibility to add external webpage to profile

[niklasnet]

Currently, you can just have hyperlinks to Mastodon (and Twitter if you had already a connection before the Twitter/X API changes).

Since more alternatives to Twitter/X are circulating around, it might be a good idea to include the possibility for adding an external webpage to your profile (Linktree, your own webpage or Bluesky for ex.).

For being certain about security, a disclaimer pop-up could be generated to remind that the user is about to leave the Trwl page and the team behind Trwl is not responsible for the content.

[niklasnet]

I've done some HTML magic, a possible option could be to just add a symbol which is referencing to the external webpage, similar to the event check-in view: