Configurations in Cloud Functions for Firebase

index.js

const functions = require('firebase-functions');
const request = require("request-promise");

const admin = require('firebase-admin');
admin.initializeApp();

const region = 'asia-east2';
const runtimeOpts = {
  timeoutSeconds: 4,
  memory: "2GB"
};

const vision = require('@google-cloud/vision');
const client = new vision.ImageAnnotatorClient();

const LINE_MESSAGING_API = "https://api.line.me/v2/bot/message";
const LINE_CONTENT_API = "https://api-data.line.me/v2/bot/message";
const LINE_HEADER = {
  "Content-Type": "application/json",
  Authorization: "Bearer YOUR-CHANNEL-ACCESS-TOKEN"
};