feat: Implement financial engine for commission and tax calculations

- Added new configuration keys for appointment and upgrade commissions, tax settings, and SMS panel fee in SiteConfigController and SiteConfigRepository.
- Introduced CommissionService to handle commission calculations for appointments and subscriptions, including tax deductions and SMS fees.
- Created FinancialBreakdown entity and repository to log financial transactions.
- Updated PaymentController to process commissions upon successful payments for appointments and subscriptions.
- Developed FinancialReportPage in the admin panel to display financial breakdowns and summaries.
- Added database migration for the new financial_breakdowns table.

assets/admin/App.tsx

@@ -28,6 +28,7 @@ import BlogFormPage from './pages/BlogFormPage';
 import SecretariesPage from './pages/SecretariesPage';
 import MyClinicPage from './pages/MyClinicPage';
 import SettingsPage from './pages/SettingsPage';
+import FinancialReportPage from './pages/FinancialReportPage';
 import DoctorProfilePage from './pages/DoctorProfilePage';
 import MyPatientsPage from './pages/MyPatientsPage';
 import NewSessionPage from './pages/NewSessionPage';
@@ -144,6 +145,7 @@ export default function App() {
         <Route path="payments" element={<RoleRoute roles={['admin']}><PaymentsPage /></RoleRoute>} />
         <Route path="payments/:uuid" element={<RoleRoute roles={['admin']}><PaymentDetailPage /></RoleRoute>} />
         <Route path="settlements" element={<RoleRoute roles={['admin']}><SettlementsPage /></RoleRoute>} />
+        <Route path="financial-report" element={<RoleRoute roles={['admin']}><FinancialReportPage /></RoleRoute>} />
         <Route path="representations" element={<RoleRoute roles={['admin']}><RepresentationsPage /></RoleRoute>} />
         <Route path="representations/:uuid" element={<RoleRoute roles={['admin']}><RepresentationDetailPage /></RoleRoute>} />
         <Route path="comments" element={<RoleRoute roles={['admin']}><CommentsPage /></RoleRoute>} />