Update app.js

@@ -4,7 +4,7 @@ const line = require('@line/bot-sdk');
 var request = require('request');
 var https=require('https');
 var http=require('http');
-
+var mime=require('mime-types');
 
 var fs = require("fs");
 
@@ -105,8 +105,7 @@ async function handleEvent(event) {
       };
       
       request.post(options, function (error, response, body) {
-        console.log(document.getElementById(body));
-
+        console.log(mime.lookup(body));
         var data=  body.toString('utf-8');
         var text='';
         while(data.indexOf('text\\')!=-1)
@@ -115,7 +114,7 @@ async function handleEvent(event) {
           text+=data.substring(0,data.indexOf("\\"))+" ";
         }
         text="나의모든날들";
-       
+        console.log(text);
         var url="https://www.genie.co.kr/search/searchLyrics?query="+ encodeURI(text);
         request(url, function(error, response, html){
             var $ = cheerio.load(html);