create
suspend fun TelegramBot.createForumTopic(chatId: ChatIdentifier, name: String, color: RGBColor, iconEmojiId: CustomEmojiId? = null): ForumTopic(source)
suspend fun TelegramBot.createForumTopic(chat: Chat, name: String, color: RGBColor, iconEmojiId: CustomEmojiId? = null): ForumTopic(source)