feat(readwise): init

[goooseman]

🎉 Theme for Readwise 🎉

Readwise helps you get the most out of what you read by making it fun & easy to revisit your highlights from all your favorite reading platforms in one place. Quickly synchronize your highlights from Kindle, Apple Books, Instapaper, Pocket, Medium, Goodreads, and even paper books.

🗒 Checklist 🗒

• [x] I have read and followed Catppuccin's submission guidelines.
• [x] I have made a new directory underneath /styles/<name-of-website> containing the contents of the /template directory.
  • [x] I have ensured that the new directory is in lower-kebab-case.
  • [x] I have followed the template and kept the preprocessor as LESS.
• [x] I have made sure to update the userstyles.yml file with information about the new userstyle.
• [x] I have included the following files:
  • catppuccin.user.css - all the CSS for the userstyle, based on the template.
  • preview.webp - composite image of all four individual flavor screenshots stitched together, generated via Catwalk.