Release 7.2

What's New:

• Added SEO optimization in both index.html and yuna.html
• Added primary logic in index.js
• Added regenerate and delete button for each message
• Removed audiobooks directory
• Merged login.html into index.html as a popup
• Merged router.py into the main server code
• REFACTORED browser extension from scratch
• General optimization and bug fixes

Full Changelog: v7.1...v7.2