feat: [품질관리] order_ids 영속성 + location 데이터 저장

- StoreRequest/UpdateRequest에 order_ids 검증 추가
- UpdateRequest에 locations 검증 추가 (시공규격, 변경사유, 검사데이터)
- QualityDocumentLocation에 inspection_data(JSON) fillable/cast 추가
- QualityDocumentService store()에 syncOrders 연동
- QualityDocumentService update()에 syncOrders + updateLocations 연동
- inspection_data 컬럼 추가 migration 신규

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/Models/Qualitys/QualityDocumentLocation.php

@@ -21,10 +21,15 @@ class QualityDocumentLocation extends Model
         'post_width',
         'post_height',
         'change_reason',
+        'inspection_data',
         'document_id',
         'inspection_status',
     ];
 
+    protected $casts = [
+        'inspection_data' => 'array',
+    ];
+
     public function qualityDocument()
     {
         return $this->belongsTo(QualityDocument::class);