layout; routing; login

src/App.tsx

@@ -18,9 +18,10 @@ function App()
           <div className="col middle">
             <BrowserRouter basename='/dog'>
               <Routes>
+                  {user && <Route path="/" element={<Home/>} />}
+                  {!user && <Route path="/" element={<Login/>} />}
                   <Route path="/:qr_id" element={<Dog/>} />
-                  <Route path="/" element={<Home/>} />
-                  <Route path="/d" element={<Dog/>} />
+                  {user && <Route path="/d" element={<Dog/>} />}
                   <Route path="/login" element={<Login/>} />
                   <Route path="/reg" element={<Register/>} />
               </Routes>