Changelog

1.1.5

• Added Square as an alternative payment gateway
• Gateway toggle in Settings (Stripe or Square)
• Square Web Payments SDK integration for client-side card tokenization
• Square webhook handler for payment and refund events
• Shared encrypted key vault for all payment gateway secrets

1.0.0

• Initial release
• Invoice creation with line items, taxes, and discounts
• Stripe Checkout payments — cards, Apple Pay, Google Pay, Link
• Partial payments and deposits
• Client management
• Email notifications: sent, paid, overdue reminder
• Client-facing invoice page with Print / Save PDF
• Overdue detection with automatic reminders
• Activity logging