Follow laravel upgrade guide

config/app.php

@@ -22,7 +22,7 @@ return [
     |
     | This value determines the "environment" your application is currently
     | running in. This may determine how you prefer to configure various
-    | services your application utilizes. Set this in your ".env" file.
+    | services the application utilizes. Set this in your ".env" file.
     |
     */
 
@@ -39,7 +39,7 @@ return [
     |
     */
 
-    'debug' => env('APP_DEBUG', false),
+    'debug' => (bool) env('APP_DEBUG', false),
 
     /*
     |--------------------------------------------------------------------------
@@ -207,6 +207,10 @@ return [
         Illuminate\Validation\ValidationServiceProvider::class,
         Illuminate\View\ViewServiceProvider::class,
 
+        /*
+         * Package Service Providers...
+         */
+
         /*
          * Application Service Providers...
          */
@@ -238,6 +242,7 @@ return [
         'Artisan' => Illuminate\Support\Facades\Artisan::class,
         'Auth' => Illuminate\Support\Facades\Auth::class,
         'Blade' => Illuminate\Support\Facades\Blade::class,
+        'Broadcast' => Illuminate\Support\Facades\Broadcast::class,
         'Bus' => Illuminate\Support\Facades\Bus::class,
         'Cache' => Illuminate\Support\Facades\Cache::class,
         'Config' => Illuminate\Support\Facades\Config::class,
@@ -249,6 +254,7 @@ return [
         'File' => Illuminate\Support\Facades\File::class,
         'Gate' => Illuminate\Support\Facades\Gate::class,
         'Hash' => Illuminate\Support\Facades\Hash::class,
+        'Http' => Illuminate\Support\Facades\Http::class,
         'Lang' => Illuminate\Support\Facades\Lang::class,
         'Log' => Illuminate\Support\Facades\Log::class,
         'Mail' => Illuminate\Support\Facades\Mail::class,