app-api/app/Models/StoreGoodsSku.php

<?php
namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class StoreGoodsSku extends Model{
    use SoftDeletes;
    protected $connection = 'mysql_w';
    protected $table='goods_sku';

    public function goods(){
        return $this->belongsTo(StoreGoods::class,'goods_id');
    }
    public function getPriceAttribute($value){
        return round($value);
    }

}