WebHooks без новых развёртываний

const token = 'токен бота';
const spreadSheetId = 'id таблицы'

const telegramUrl = 'https://api.telegram.org/bot' + token;
const webAppUrl = 'ссылка Веб приложения';

function setWebhook() {
  let url = telegramUrl + '/setWebhook?url=' + webAppUrl;
  let resp = UrlFetchApp.fetch(url);
  Logger.log(resp)
}

function deleteWebhook() {
  let url = telegramUrl + '/deleteWebhook?url=' + webAppUrl;
  let resp = UrlFetchApp.fetch(url);
  Logger.log(resp)
}

function debug(contents) {
  let ss = SpreadsheetApp.openById(spreadSheetId);
  ss.getSheetByName("JSON").getRange(1, 1).setValue(JSON.stringify(contents, null, 7));
}

function doPost(e) {
  let contents = JSON.parse(e.postData.contents);

  debug(contents)

let ss = SpreadsheetApp.openById(spreadSheetId);
ss.getSheetByName("Лист1").getRange(1, 1).setValue(contents.message.text);

}