accept json on get access token

Author: nicon44

api/src/controllers/github.controller.js

@@ -2,7 +2,9 @@ import axios from 'axios';
 import { GITHUB_ACCESS_TOKEN_URL, GITHUB_CLIENT_ID, GITHUB_CLIENT_SECRET, GITHUB_USER_API } from '../config.js';
 
 export const getAccessToken = async (req, res) => {
-  await axios.post(`${GITHUB_ACCESS_TOKEN_URL}?client_id=${GITHUB_CLIENT_ID}&client_secret=${GITHUB_CLIENT_SECRET}&code=${req.query.code}`).then((response) => {
+  await axios.post(`${GITHUB_ACCESS_TOKEN_URL}?client_id=${GITHUB_CLIENT_ID}&client_secret=${GITHUB_CLIENT_SECRET}&code=${req.query.code}`, {headers: {
+    "Accept": "application/json"
+  }}).then((response) => {
     return response.json()
   }).then((data) => {
     res.json(data);