Improved optional SMS payment instructions with an exact $1 amount, a copyable eight-digit payment note, a prefilled Venmo link, and a section-specific QR code. Added payment-recovery guidance and a clearer secure-login path when a section is already watched. No new permissions or data-collection purposes.

Fixed a Firefox compatibility issue that could prevent class-notification requests from being submitted. Updated dependencies and release packaging. No new permissions, data types, or purposes.