Add "similar" link for searching host name

webclient/src/Article.js

@@ -2,7 +2,7 @@ import React, { useState, useEffect } from 'react';
 import { useParams } from 'react-router-dom';
 import { Helmet } from 'react-helmet';
 import localForage from 'localforage';
-import { sourceLink, infoLine, ToggleDot } from './utils.js';
+import { sourceLink, similarLink, infoLine, ToggleDot } from './utils.js';
 import Latex from 'react-latex-next';
 import 'katex/dist/katex.min.css';
 
@@ -213,7 +213,7 @@ function Article({ cache }) {
 					<h1>{story.title} <button className='copy-button' onClick={copyLink}>{copyButtonText}</button></h1>
 
 					<div className='info'>
-						Source: {sourceLink(story)}
+						Source: {sourceLink(story)} | {similarLink(story)}
 					</div>
 
 					{infoLine(story)}