Updates Apr3: new pages, components, and widespread UI/API improvements

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/main.tsx

@@ -3,8 +3,12 @@ import ReactDOM from 'react-dom/client'
 import { BrowserRouter } from 'react-router-dom'
 import { QueryClient, QueryClientProvider } from '@tanstack/react-query'
 import { App } from './App'
+import { ToastProvider } from '@/contexts/ToastContext'
+import { initTheme } from '@/store/themeStore'
 import './index.css'
 
+initTheme()
+
 const queryClient = new QueryClient({
     defaultOptions: {
         queries: {
@@ -18,8 +22,10 @@ ReactDOM.createRoot(document.getElementById('root')!).render(
     <React.StrictMode>
         <QueryClientProvider client={queryClient}>
             <BrowserRouter>
-                <App />
+                <ToastProvider>
+                    <App />
+                </ToastProvider>
             </BrowserRouter>
         </QueryClientProvider>
     </React.StrictMode>,
-)
+)