big update base struktur tahap 1

app/Models/WilayahProvinsi.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class WilayahProvinsi extends Model
+{
+    protected $table = 'wilayah_provinsi';
+
+    protected $fillable = ['kode', 'nama'];
+
+    public function kabupaten(): HasMany
+    {
+        return $this->hasMany(WilayahKabupaten::class, 'provinsi_id');
+    }
+}