feat: add Company model and TrackedModel trait; update Park model to use Company as owner

app/Models/Company.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use App\Traits\TrackedModel;
+
+class Company extends Model
+{
+    use HasFactory, TrackedModel;
+
+    protected $fillable = [
+        'name',
+        'slug',
+        'description',
+        'website',
+        'founded_year',
+        'headquarters',
+        'status'
+    ];
+
+    public function parks()
+    {
+        return $this->hasMany(Park::class, 'owner_id');
+    }
+
+    public function updateStatistics()
+    {
+        // Implementation matching Django's Company.update_statistics()
+        $this->loadCount('parks');
+        $this->save();
+    }
+}

app/Models/Park.php

@@ -6,11 +6,13 @@ use App\Enums\ParkStatus;
 use App\Traits\HasLocation;
 use App\Traits\HasSlugHistory;
 use App\Traits\HasParkStatistics;
+use App\Traits\TrackedModel;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\MorphMany;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use App\Models\Company;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 
 class Park extends Model
@@ -84,9 +86,9 @@ class Park extends Model
     /**
      * Get the operator that owns the park.
      */
-    public function operator(): BelongsTo
+    public function owner(): BelongsTo
     {
-        return $this->belongsTo(Operator::class);
+        return $this->belongsTo(Company::class, 'owner_id');
     }
 
     /**

app/Traits/TrackedModel.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Traits;
+
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Database\Eloquent\Model;
+
+trait TrackedModel {
+    protected static function bootTrackedModel() {
+        static::created(function (Model $model) {
+            static::logChange($model, 'created');
+        });
+
+        static::updated(function (Model $model) {
+            static::logChange($model, 'updated');
+        });
+
+        static::deleted(function (Model $model) {
+            static::logChange($model, 'deleted');
+        });
+    }
+
+    protected static function logChange(Model $model, string $action) {
+        $changes = $action === 'updated' 
+            ? [
+                'old' => $model->getOriginal(),
+                'new' => $model->getDirty()
+              ]
+            : $model->getAttributes();
+
+        DB::table('model_history')->insert([
+            'model_type' => get_class($model),
+            'model_id' => $model->getKey(),
+            'user_id' => Auth::check() ? Auth::id() : null,
+            'action' => $action,
+            'changes' => json_encode($changes),
+            'created_at' => now(),
+            'updated_at' => now(),
+        ]);
+    }
+}