upgrade to l9

app/Models/Vehicles.php

@@ -4,7 +4,7 @@ namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
 
-class vehicles extends Model
+class Vehicles extends Model
 {
   protected $table = 'vehicles';
   protected $fillable = [

composer.json

@@ -6,14 +6,14 @@
   "type": "project",
   "require": {
     "php": ">=7.0.0",
-    "barryvdh/laravel-snappy": "^0.4.1",
+    "barryvdh/laravel-debugbar": "^3.7",
+    "barryvdh/laravel-snappy": "^1.0",
     "carlos-meneses/laravel-mpdf": "^2.1",
-    "laravel/framework": "^8.0",
+    "laravel/framework": "^9.0",
     "laravel/tinker": "^2.0",
     "laravel/ui": "^3.0"
   },
   "require-dev": {
-    "barryvdh/laravel-debugbar": "^3.2",
     "filp/whoops": "~2.0",
     "mockery/mockery": "0.9.*",
     "phpunit/phpunit": "^9.0"