first commit

src/app/providers/QueryProvider.tsx

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+import { QueryClient, QueryClientProvider } from '@tanstack/react-query'
+import type { ReactNode } from 'react'
+
+const queryClient = new QueryClient()
+
+export function QueryProvider({ children }: { children: ReactNode }) {
+  return <QueryClientProvider client={queryClient}>{children}</QueryClientProvider>
+}

src/app/providers/RouterProvider.tsx

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+import { BrowserRouter, Route, Routes } from 'react-router-dom'
+import { HomePage } from '@pages/home'
+import { WalletPage } from '@pages/wallet'
+import { SwapPage } from '@pages/swap'
+import { ProfilePage } from '@pages/profile'
+import { LoginPage } from '@pages/login'
+import { RegisterPage } from '@pages/register'
+import { SeedPhrasePage } from '@pages/seed-phrase'
+import { ROUTES } from '@shared/config/routes'
+import { ScrollToTop } from './ScrollToTop'
+
+export function RouterProvider() {
+  return (
+    <BrowserRouter>
+      <ScrollToTop />
+      <Routes>
+        <Route path={ROUTES.HOME} element={<HomePage />} />
+        <Route path={ROUTES.WALLET} element={<WalletPage />} />
+        <Route path={ROUTES.SWAP} element={<SwapPage />} />
+        <Route path={ROUTES.PROFILE} element={<ProfilePage />} />
+        <Route path={ROUTES.LOGIN} element={<LoginPage />} />
+        <Route path={ROUTES.REGISTER} element={<RegisterPage />} />
+        <Route path={ROUTES.SEED_PHRASE} element={<SeedPhrasePage />} />
+      </Routes>
+    </BrowserRouter>
+  )
+}

src/app/providers/ScrollToTop.tsx

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+import { useEffect } from 'react'
+import { useLocation } from 'react-router-dom'
+
+export function ScrollToTop() {
+  const { pathname } = useLocation()
+
+  useEffect(() => {
+    window.scrollTo(0, 0)
+  }, [pathname])
+
+  return null
+}

src/app/providers/index.ts

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+export { RouterProvider } from './RouterProvider'
+export { QueryProvider } from './QueryProvider'