feat: Auto-enable fullscreen in standalone mode, hide toggle button

admin-spa/src/App.tsx

@@ -257,13 +257,14 @@ function AddonRoute({ config }: { config: any }) {
   return <Component {...(config.props || {})} />;
 }
 
-function Header({ onFullscreen, fullscreen }: { onFullscreen: () => void; fullscreen: boolean }) {
+function Header({ onFullscreen, fullscreen, showToggle = true }: { onFullscreen: () => void; fullscreen: boolean; showToggle?: boolean }) {
   const siteTitle = (window as any).wnw?.siteTitle || 'WooNooW';
   return (
     <header className={`h-16 border-b border-border flex items-center px-4 justify-between sticky ${fullscreen ? `top-0` : `top-[32px]`} z-40 bg-background md:bg-background/95 md:backdrop-blur md:supports-[backdrop-filter]:bg-background/60`}>
       <div className="font-semibold">{siteTitle}</div>
       <div className="flex items-center gap-3">
         <div className="text-sm opacity-70 hidden sm:block">{window.WNW_API?.isDev ? 'Dev Server' : 'Production'}</div>
+        {showToggle && (
           <button
             onClick={onFullscreen}
             className="inline-flex items-center gap-2 border rounded-md px-3 py-2 text-sm hover:bg-accent hover:text-accent-foreground"
@@ -272,6 +273,7 @@ function Header({ onFullscreen, fullscreen }: { onFullscreen: () => void; fullsc
             {fullscreen ? <Minimize2 className="w-4 h-4" /> : <Maximize2 className="w-4 h-4" />}
             <span className="hidden sm:inline">{fullscreen ? 'Exit' : 'Fullscreen'}</span>
           </button>
+        )}
       </div>
     </header>
   );
@@ -341,17 +343,21 @@ function Shell() {
   const isDesktop = useIsDesktop();
   const location = useLocation();
   
+  // Check if standalone mode - force fullscreen and hide toggle
+  const isStandalone = window.WNW_CONFIG?.standaloneMode ?? false;
+  const fullscreen = isStandalone ? true : on;
+  
   // Check if current route is dashboard
   const isDashboardRoute = location.pathname === '/' || location.pathname.startsWith('/dashboard');
   const SubmenuComponent = isDashboardRoute ? DashboardSubmenuBar : SubmenuBar;
 
   return (
     <>
-      <ShortcutsBinder onToggle={toggle} />
+      {!isStandalone && <ShortcutsBinder onToggle={toggle} />}
-      <CommandPalette toggleFullscreen={toggle} />
+      {!isStandalone && <CommandPalette toggleFullscreen={toggle} />}
-      <div className={`flex flex-col min-h-screen ${on ? 'woonoow-fullscreen-root' : ''}`}>
+      <div className={`flex flex-col min-h-screen ${fullscreen ? 'woonoow-fullscreen-root' : ''}`}>
-        <Header onFullscreen={toggle} fullscreen={on} />
+        <Header onFullscreen={toggle} fullscreen={fullscreen} showToggle={!isStandalone} />
-        {on ? (
+        {fullscreen ? (
           isDesktop ? (
             <div className="flex flex-1 min-h-0">
               <Sidebar />