Added the method offClick to the class MainButton.Added the field secondary_bg_color to the class ThemeParams.Added the fields version, headerColor, backgroundColor, BackButton, HapticFeedback and the methods isVersionAtLeast, setHeaderColor, setBackgroundColor, openLink, openTelegramLink, openInvoice to the class WebApp.

Added support for t.me links that can be used to select the chat in which the attachment menu with the bot will be opened.

Added the ability to use bots added to the attachment menu in group, supergroup and channel chats.

Added the field is_premium to the class WebAppUser.

Added the field isClosingConfirmationEnabled and the methods enableClosingConfirmation, disableClosingConfirmation, showPopup, showAlert, showConfirm to the class WebApp.Added the events qrTextReceived, clipboardTextReceived.Added the field platform, the optional parameter options to the method openLink and the methods showScanQrPopup, closeScanQrPopup, readTextFromClipboard to the class WebApp.To see a Web App in action, try our sample changes December 30, 2022

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