Add Node packages for fetch/DOM

discord/bot.ts

@@ -13,6 +13,8 @@ import {
     TextChannel,
     User
 } from 'discord.js';
+import fetch from 'node-fetch';
+import { JSDOM } from 'jsdom';
 import { logError, logInfo } from '../logging';
 import {
     db,
@@ -68,8 +70,8 @@ async function fetchMotd()
 {
     const res = await fetch(process.env.MOTD_HREF);
     const xml = await res.text();
-    const parser = new DOMParser();
-    const doc = parser.parseFromString(xml, 'text/html');
+    const parser = new JSDOM(xml);
+    const doc = parser.window.document;
     return doc.querySelector(process.env.MOTD_QUERY).textContent;
 }