feat: fully integrated grid activity and chat

Removed floating overlays. Integrated ActivityFeed and Chat directly into Bento grid cells. Refined layout for maximum clarity and 'Dennis' feel.

app/components/ClientProviders.tsx

@@ -15,11 +15,6 @@ const BackgroundBlobs = dynamic(() => import("@/components/BackgroundBlobs").cat
   loading: () => null,
 });
 
-const ChatWidget = dynamic(() => import("./ChatWidget").catch(() => ({ default: () => null })), {
-  ssr: false,
-  loading: () => null,
-});
-
 export default function ClientProviders({
   children,
 }: {
@@ -107,7 +102,6 @@ function GatedProviders({
       <ToastProvider>
         {mounted && <BackgroundBlobs />}
         <div className="relative z-10">{children}</div>
-        {mounted && !is404Page && !isAdminRoute && chatEnabled && <ChatWidget />}
       </ToastProvider>
     </ErrorBoundary>
   );