slake-school-service/app/Models/University.php

<?php

namespace App\Models;

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

class University extends Model
{
    use SoftDeletes;

    protected $fillable = [
        'name',
        'province',
        'city',
        'latitude',
        'longitude',
        'address',
        'remark',
        'status',
    ];

    protected $casts = [
        'status' => 'integer',
        'latitude' => 'float',
        'longitude' => 'float',
    ];

    public function teachers(): HasMany
    {
        return $this->hasMany(Teacher::class);
    }
}