Add suggest button to config editor

www/config.html

@@ -23,6 +23,7 @@
 <main>
     <div>
         <button id="save">Save & Restart</button>
+        <button id="suggest" title="ctrl + space">Suggest</button>
     </div>
 </main>
 <div id="config"></div>
@@ -1198,6 +1199,10 @@
             }
         });
 
+        document.getElementById('suggest').addEventListener('click', () => {
+            editor.trigger('source', 'editor.action.triggerSuggest', {});
+        });
+
         (async () => {
             try {
                 const r = await fetch('https://go2rtc.org/schema.json', {cache: 'no-cache'});