Refactoring DLTJ, Winter 2021 Part 2.5: Fixing the Webmentions Cache

Okay, a half-step backward to fix something I broke yesterday. As I described earlier this year, this static website blog uses the Webmention protocol to notify others when I link to their content and receive notifications from others. Behind the scenes, I'm using the Jekyll plugin called jekyll-webmention_io to integrate …