feat: add support tickets and imrpove web app loading

frontend/src/webapp/WebAppShell.svelte

@@ -7,18 +7,23 @@
   export let brand = {};
   export let brandTitle;
   export let devicesEnabled;
+  export let supportEnabled = true;
+  export let supportUnreadCount = 0;
+  export let supportUnreadLoading = false;
+  export let supportUnreadLoaded = false;
   export let hasUnlinkedIdentity;
   export let isAdmin;
   export let openAdminPanel;
   export let goDevices;
   export let goHome;
   export let goInvite;
+  export let goSupport;
   export let goSettings;
   export let t;
 </script>
 
 <div class="phone-screen" class:home-screen={screen === "home"}>
-  {#if screen === "invite" || screen === "devices" || screen === "settings"}
+  {#if screen === "invite" || screen === "devices" || screen === "support" || screen === "settings"}
     <header class="app-header accent-title">
       <div class="brand-row">
         <BrandMark {brand} />
@@ -34,12 +39,17 @@
     {brand}
     {brandTitle}
     {devicesEnabled}
+    {supportEnabled}
+    {supportUnreadCount}
+    {supportUnreadLoading}
+    {supportUnreadLoaded}
     {hasUnlinkedIdentity}
     {isAdmin}
     onAdmin={openAdminPanel}
     onDevices={goDevices}
     onHome={goHome}
     onInvite={goInvite}
+    onSupport={goSupport}
     onSettings={goSettings}
     {t}
   />