Update app.js

@@ -88,7 +88,7 @@ async function handleEvent(event) {
         async(stream) => {
           await stream.on('data', (chunk) => {
             console.log(typeof(chunk));
-            fs.writeFileSync('./photo/1.png',chunk);
+            fs.writeFileSync("./photo/1.png",chunk);
       var cheerio = require('cheerio');
       var uriBase = 'https://koreacentral.api.cognitive.microsoft.com/vision/v2.1/ocr';
        var options = {
@@ -101,7 +101,7 @@ async function handleEvent(event) {
           'Content-Type': 'application/json',
           'Ocp-Apim-Subscription-Key': '979dc5d63344438fa4701c62feebb7dc'
         },
-      body: fs.readFileSync('./photo/1.png')
+      body: fs.readFileSync("./photo/1.png")
       };
       app.get('/photo',(req,res)=>{
         res.send(options.body);