yuezi-saas/backend/app/Models/OperationLog.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class OperationLog extends Model
{
    public $timestamps = false;

    protected $fillable = [
        'store_id', 'user_id', 'user_name', 'module', 'action',
        'target', 'target_id', 'ip', 'method', 'url',
        'before', 'after', 'created_at',
    ];

    protected $casts = [
        'before' => 'array',
        'after' => 'array',
        'created_at' => 'datetime',
    ];

    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }
}