decompose structure

src/app/App.tsx

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+import { AppRouter } from './router';
+
+export default function App() {
+  return <AppRouter />;
+}

src/app/providers.tsx

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+import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
+import type { PropsWithChildren } from 'react';
+import { AuthProvider } from '../auth/AuthProvider';
+
+const queryClient = new QueryClient({
+  defaultOptions: {
+    queries: {
+      staleTime: 1_000,
+      retry: 1,
+      refetchOnWindowFocus: false,
+    },
+  },
+});
+
+export function AppProviders({ children }: PropsWithChildren) {
+  return (
+    <QueryClientProvider client={queryClient}>
+      <AuthProvider>{children}</AuthProvider>
+    </QueryClientProvider>
+  );
+}

src/app/router.tsx

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+import { BrowserRouter, Navigate, Route, Routes, useNavigate } from 'react-router-dom';
+import { EdgeDetailPage } from '../features/edge-detail/EdgeDetailPage';
+import { EdgesDashboard } from '../features/edges-dashboard/EdgesDashboard';
+
+function DashboardRoute() {
+  const navigate = useNavigate();
+
+  return (
+    <EdgesDashboard
+      onOpenEdge={(edgeId) => navigate(`/edges/${encodeURIComponent(edgeId)}`)}
+      onOpenEquipment={(edgeId) => navigate(`/edges/${encodeURIComponent(edgeId)}/equipment`)}
+    />
+  );
+}
+
+export function AppRouter() {
+  return (
+    <BrowserRouter>
+      <Routes>
+        <Route path="/" element={<Navigate to="/edges" replace />} />
+        <Route path="/edges" element={<DashboardRoute />} />
+        <Route path="/edges/:edgeId" element={<EdgeDetailPage view="overview" />} />
+        <Route path="/edges/:edgeId/archive" element={<EdgeDetailPage view="archive" />} />
+        <Route path="/edges/:edgeId/indicators" element={<EdgeDetailPage view="indicators" />} />
+        <Route path="/edges/:edgeId/equipment" element={<EdgeDetailPage view="equipment" />} />
+        {/* Электросхемы временно скрыты до готовности опубликованных схем и diagram-service. */}
+        {/* <Route path="/edges/:edgeId/electrical" element={<EdgeDetailPage view="electrical" />} /> */}
+        <Route path="*" element={<Navigate to="/edges" replace />} />
+      </Routes>
+    </BrowserRouter>
+  );
+}