Lower node version to 14 (#329)

This is the latest on Vercel.

.github/workflows/node.js.yml

@@ -32,7 +32,9 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 16.x
+          node-version: 14.x
+      - name: Upgrade npm
+        run: npm install -g npm@^7
       - run: npm ci
       - run: npm test
       - run: npm run build

package.json

@@ -52,7 +52,8 @@
   },
   "license": "MIT",
   "engines": {
-    "node": ">=16"
+    "node": ">=14",
+    "npm": "^7"
   },
   "scripts": {
     "start": "next start",

src/api/wp.js

@@ -1,6 +1,27 @@
 import axios from 'axios';
 import { shared, server } from '../config';
 
+/**
+ * String.prototype.replaceAll() polyfill
+ * https://gomakethings.com/how-to-replace-a-section-of-a-string-with-another-one-with-vanilla-js/
+ * @author Chris Ferdinandi
+ * @license MIT
+ */
+if (!String.prototype.replaceAll) {
+  // eslint-disable-next-line
+  String.prototype.replaceAll = function (str, newStr) {
+    // If a regex pattern
+    if (
+      Object.prototype.toString.call(str).toLowerCase() === '[object regexp]'
+    ) {
+      return this.replace(str, newStr);
+    }
+
+    // If a string
+    return this.replace(new RegExp(str, 'g'), newStr);
+  };
+}
+
 const deepReplaceDomain = value => {
   // Ignore empty strings, null, undefined, functions, & numbers.
   if (!value || typeof value === 'number' || typeof value === 'function') {