feat: Add comprehensive liquidity pool management system

- Add AddLiquidityModal with automatic HEZ to wHEZ wrapping and 10% slippage tolerance
- Add RemoveLiquidityModal with automatic wHEZ to HEZ unwrapping
- Add PoolDashboard component with metrics, APR calculation, and impermanent loss calculator
- Add /pool route and integrate Pool button in WalletDashboard
- Display real-time pool reserves, TVL, and user positions
- Support batched transactions for optimal UX

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

src/App.tsx

@@ -8,6 +8,7 @@ import PasswordReset from '@/pages/PasswordReset';
 import ProfileSettings from '@/pages/ProfileSettings';
 import AdminPanel from '@/pages/AdminPanel';
 import WalletDashboard from './pages/WalletDashboard';
+import PoolDashboardPage from './pages/PoolDashboard';
 import { AppProvider } from '@/contexts/AppContext';
 import { PolkadotProvider } from '@/contexts/PolkadotContext';
 import { WalletProvider } from '@/contexts/WalletContext';
@@ -56,6 +57,11 @@ function App() {
                         <WalletDashboard />
                       </ProtectedRoute>
                     } />
+                    <Route path="/pool" element={
+                      <ProtectedRoute>
+                        <PoolDashboardPage />
+                      </ProtectedRoute>
+                    } />
                     <Route path="*" element={<NotFound />} />
                   </Routes>
                   </Router>