Create middleware that redirects back to log in page if unauthenticated

app/Http/Kernel.php

@@ -55,7 +55,7 @@ class Kernel extends HttpKernel
      * @var array<string, class-string|string>
      */
     protected $middlewareAliases = [
-        'auth' => \Illuminate\Auth\Middleware\Authenticate::class,
+        'auth' => \App\Http\Middleware\RedirectIfUnauthenticated::class,
         'auth.basic' => \Illuminate\Auth\Middleware\AuthenticateWithBasicAuth::class,
         'bindings' => \Illuminate\Routing\Middleware\SubstituteBindings::class,
         'can' => \Illuminate\Auth\Middleware\Authorize::class,

app/Http/Middleware/RedirectIfUnauthenticated.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Auth;
+use Symfony\Component\HttpFoundation\Response;
+
+class RedirectIfUnauthenticated
+{
+    public function handle(Request $request, Closure $next): Response
+    {
+        if (!Auth::check()) {
+            return redirect()->route('log-in');
+        }
+
+        return $next($request);
+    }
+}

routes/web.php

@@ -18,8 +18,10 @@
 Route::get('/register', [RegisterController::class, 'index'])->name('register');
 Route::post('/register', [RegisterController::class, 'store']);
 
-Route::get('/dashboard', DashboardController::class)->name('dashboard');
+Route::middleware('auth')->group(function () {
+    Route::get('/dashboard', DashboardController::class)->name('dashboard');
 
-Route::get('/transactions', [TransactionController::class, 'index'])->name('transactions.index');
-Route::get('/transactions/create', [TransactionController::class, 'create'])->name('transactions.create');
-Route::post('/transactions', [TransactionController::class, 'store']);
+    Route::get('/transactions', [TransactionController::class, 'index'])->name('transactions.index');
+    Route::get('/transactions/create', [TransactionController::class, 'create'])->name('transactions.create');
+    Route::post('/transactions', [TransactionController::class, 'store']);
+});