fix lag

lib/apollo.js

@@ -5,12 +5,11 @@ import {
   useQuery,
   createHttpLink,
 } from "@apollo/client";
-import { createUploadLink } from "apollo-upload-client";
 import ApolloConfig from "../config/apollo-config";
 import fetch from "cross-fetch";
 
 function initApollo(token) {
-  const httpLink = createUploadLink({
+  const httpLink = createHttpLink({
     uri: ApolloConfig.graphql_uri,
     fetch: fetch,
     headers:

next.config.js

@@ -5,8 +5,11 @@ const webpack = require("webpack");
 const path = require("path");
 
 module.exports = withPlugins([[withSass], [withImages]], {
-  webpack(config, options) {
-    config.resolve.modules.push(path.resolve("./"));
-    return config;
-  }
+	webpack(config, { dev }) {
+		if (dev) {
+			config.devtool = "cheap-module-source-map";
+		}
+		config.resolve.modules.push(path.resolve("./"));
+		return config;
+	},
 });

package.json

@@ -33,12 +33,11 @@
   },
   "homepage": "https://demos.creative-tim.com/nextjs-material-kit",
   "dependencies": {
+    "@apollo/client": "^3.3.11",
     "@material-ui/core": "4.9.13",
     "@material-ui/icons": "4.9.1",
     "@zeit/next-css": "^1.0.1",
     "@zeit/next-sass": "1.0.1",
-    "apollo": "^2.32.1",
-    "apollo-upload-client": "^14.1.3",
     "classnames": "2.2.6",
     "cross-fetch": "^3.0.6",
     "graphql": "^15.3.0",