If you don't know what Webmention is, you can learn more at https://indieweb.org/Webmention
First go to your blog -> Comments Tab -> and turn on Webmentions. Switching it on will add Webmentions endpoints https://github.com/sebastiangreger/kirby3-commentions#announcing-your-webmentions-endpoint-in-your-html-head to head section in articles.
# CHANGE THIS
'sgkirby.commentions.templatesWithWebmentions' => [''],
'sgkirby.commentions.templatesWithWebmentions' => ['article'],
Again in your
site/config/config.phpfile find this line
'sgkirby.commentions.secret' => '<YOUR-SECRET>',
<YOUR-SECRET>add your secret key. A valid secret key must be at least 10 characters long and may NOT include any of the following:
+nor a space sign
Set up a cronjob to call the URL
https://<SITE-URL>/commentions-processqueue?token=<YOUR-SECRET>at regular intervals (when testing this URL in a browser, it responds with either "Success" or a descriptive error message).
And that's it.