Navbar problem solved.

app/Http/Controllers/HomeController.php

@@ -25,4 +25,6 @@ public function index()
     {
         return view('home');
     }
+
+
 }

app/Http/Controllers/PostController.php

@@ -57,9 +57,6 @@ public function postSearch(){
 
       return view('search', compact('posts'));
      }
-
-     public function _construct()
-     {
-      $this->middleware('auth');
-     }
+
+
 }

app/Http/Middleware/UserAuth.php

@@ -7,8 +7,8 @@
 use Session;
 
 use Illuminate\Http\Request;
-
-class UserAuth
+use Illuminate\Auth\Middleware\Authenticate as Middleware;
+class UserAuth extends Middleware
 {
     /**
      * Handle an incoming request.
@@ -17,13 +17,10 @@ class UserAuth
      * @param  \Closure(\Illuminate\Http\Request): (\Illuminate\Http\Response|\Illuminate\Http\RedirectResponse)  $next
      * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
      */
-    public function handle(Request $request, Closure $next)
+    protected function redirectTo($request)
     {
-
-        if (!Auth::guard('user')->check())
-        {
-            return  redirect('/login');
+        if (! $request->expectsJson()) {
+            return route('login');
         }
-        return $next($request);
     }
 }

resources/views/layouts/master.blade.php

@@ -23,7 +23,7 @@
         <a class="nav-link" href="{{url('/')}}">Home</a>
       </li>
       <li class="nav-item">
-        <a class="nav-link" href="{{url('/posts')}}">Posts</a>
+        <a class="nav-link" href="{{route('posts')}}">Posts</a>
       </li>
       <li class="nav-item dropdown">
         <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">

routes/web.php

@@ -3,6 +3,7 @@
 use Illuminate\Support\Facades\Route;
 Use App\Http\Controllers\PostController;
 Use App\Http\Controllers\UserController;
+Use App\Http\Controllers\HomeController;
 use Illuminate\Support\Facades\Auth;
 
 
@@ -21,11 +22,14 @@
     return view('welcome');
 });
 
-Route::group(['middleware'=>"user"], function(){
+
+Auth::routes();
+
+Route::middleware(['user'])->group(function(){
 
     Route::get('/add-post', [PostController::class, 'addPost']);
     Route::post('/create-post', [PostController::class, 'createPost'])->name('post.create');
-    Route::get('/posts', [PostController::class, 'getPost']);
+    Route::get('/posts', [PostController::class, 'getPost'])->name('posts');
     Route::get('posts/{id}',[PostController::class, 'getPostById']);
     Route::get('/delete-post/{id}', [PostController::class, 'deletePost']);
     Route::get('/edit-post/{id}', [PostController::class, 'editPost']);
@@ -34,7 +38,6 @@
 
 });
 
-Auth::routes();