Serve your data as static JSON
How to make a read-only JSON REST API using Jekyll.
This doesn't need any Ruby plugins - you just use some built-in templating features in Jekyll 3 or 4.
You will end up with a single JSON file contains data for all pages on the site, and another JSON file of just posts. Alternatively, you can replace every HTML page and post with a JSON version.
Reading _nextRevIvl and its subfunction _constrainedIvl plus _rescheduleLapse will illuminate how Anki calculates the due date (the “interval”) of a flashcard, based on whether you answer
This is more of a self-note, so I assume you’ve read the Anki manual top-to-bottom a couple of times.
Let d >= 0, “delay”, be the days between the due date and the date you actually reviewed. This can be important because if you successfully answer a flashcard a long time after it was due for study, that means you probably know it really well.
