switch to https for hf

app/static/index.html

@@ -84,7 +84,7 @@
   <script>
     let orig_sample_rate;
     console.log("[DEBUG client] Attempting to open WebSocket to ws://" + location.host + "/ws");
-    const ws = new WebSocket("ws://" + location.host + "/ws");
+    const ws = new WebSocket("wss://" + location.host + "/ws");
 
     const vol = document.getElementById("vol");
     const partial = document.getElementById("partial");