Add download link for macOS/iOS in index.html

Author: kiyarose

docs/index.html

@@ -157,6 +157,7 @@
         <h1>Flean</h1>
         <div class="acronym">Fandom. Leave. Everyone. Alone. Now.</div>
         <p class="subtitle">A Swift Extension to convert Yucky Fandom URLs to Breezewiki URLs.</p>
+        <a href="https://github.com/SillyLittleTech/Flean/releases" class="cta-button">Download (macOS/iOS)</a>
         <a href="https://github.com/SillyLittleTech/Flean" class="cta-button">View on GitHub</a>
     </header>