community-manage/app/Models/CategoryTopic.php

<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019/6/6
 * Time: 15:34
 */
namespace App\Models;
use Illuminate\Database\Eloquent\Model;

class CategoryTopic extends Model
{
    //
    protected $table = 'category_topic';
    protected $guarded = [];
}