method Context.prototype.leaveChatimport { Context } from "https://dotland.deno.dev/x/grammy@v1.15.0/mod.ts"; leaveChat(signal?: AbortSignal)Context-aware alias for api.leaveChat. Use this method for your bot to leave a group, supergroup or channel. Returns True on success. Parametersoptionalsignal: AbortSignalOptional AbortSignal to cancel the request Official reference: https://core.telegram.org/bots/api#leavechat