Unminify the JavaScript file, and remove everything that isn't used

public/contact/index.html

@@ -107,6 +107,6 @@
 </div>
 </div>
 </footer>
-<script src=../js/main.min.js></script>
+<script src=../js/main.js></script>
 </body>
 </html>

public/donate/index.html

@@ -96,6 +96,6 @@
 </div>
 </div>
 </footer>
-<script src=../js/main.min.js></script>
+<script src=../js/main.js></script>
 </body>
 </html>

public/index.html

@@ -152,6 +152,6 @@
 </div>
 </div>
 </footer>
-<script src=js/main.min.js></script>
+<script src=js/main.js></script>
 </body>
 </html>

public/js/main.js

@@ -0,0 +1,7 @@
+(() => {
+  document.getElementById('mode').addEventListener('click', () => {
+    document.body.classList.toggle('dark'),
+      localStorage.setItem('theme', document.body.classList.contains('dark') ? 'dark' : 'light')
+  }),
+    localStorage.getItem('theme') === 'dark' && document.body.classList.add('dark')
+})()

public/team/index.html

@@ -127,6 +127,6 @@ And <a href="https://github.com/iv-org/invidious/graphs/contributors">more!</a>
 </div>
 </div>
 </footer>
-<script src=../js/main.min.js></script>
+<script src=../js/main.js></script>
 </body>
 </html>