Bot API 6.4

Forums
• Bots can now open, close, edit and toggle the visibility of the General Topic.
• Added support for new service messages, like ForumTopicEdited, GeneralForumTopicHidden and more.
• The method sendChatAction can now send actions to any thread or topic via the message_thread_id parameter.

Spoilers
• Added spoiler detection via the new has_media_spoiler field in the Message class.
• Bots can send media covered by a spoiler animation via the has_spoiler field in sendPhoto, sendVideo and sendAnimation.

Web Apps
• Added a native QR scanner popup, controllable via showScanQrPopup and closeScanQrPopup.
• Web Apps launched from the attachment menu can request clipboard text via readTextFromClipboard.
• Added a platform field, showing which platform the web app is being used on.

General
• Added the is_persistent field, to keep ReplyKeyboards open by default.


• And more, see the full changelog for details:

https://core.telegram.org/bots/api-changelog#december-30-2022