feat: enhance OllaHub with new features and UI improvements

- Introduced a comprehensive README.md detailing the application, its architecture, and key features.
- Implemented a local-first architecture with deep research capabilities, including query decomposition and parallel web scraping.
- Added a reactive UI built with React and Next.js, featuring Tailwind CSS for styling and Zustand for state management.
- Integrated a task scheduler for recurring tasks and system monitoring for real-time resource management.
- Enhanced settings page with debug mode options and improved hardware dashboard loading states.
- Updated chat interface to include debug data visualization and improved user experience during message streaming.
- Removed unused favicon and updated application icons for better branding.
- Improved navigation handling with non-blocking transitions and state management for setup completion.

components/titlebar.tsx

@@ -85,6 +85,12 @@ export function TitleBar() {
         className="flex items-center gap-2 px-4 h-full flex-1"
         data-tauri-drag-region
       >
+        <img 
+          src="/icon.png" 
+          alt="OllaHub" 
+          className="w-5 h-5 shrink-0"
+          draggable={false}
+        />
         <span className="text-sm font-medium text-sidebar-foreground">
           OllaHub
         </span>