feat:기업 기본정보 및 국세청 사업자등록 상태 조회 기능 추가

- CooconService에 OA08 기업기본정보 API 추가
- NtsBusinessService 신규 생성 (국세청 사업자등록 상태조회)
- CreditInquiry 모델에 회사정보 및 국세청 상태 필드 추가
- 마이그레이션: 기업정보 및 국세청 상태 컬럼 추가
- UI: 리스트에 업체정보/국세청 상태 컬럼 표시
- 원본 데이터 모달에 회사정보 헤더 추가
- 리포트 모달에 회사정보 및 신용요약 표시

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

app/Http/Controllers/Credit/CreditController.php

@@ -6,6 +6,7 @@
 use App\Models\Coocon\CooconConfig;
 use App\Models\Credit\CreditInquiry;
 use App\Services\Coocon\CooconService;
+use App\Services\Nts\NtsBusinessService;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
 use Illuminate\Http\Response;
@@ -78,31 +79,47 @@ public function search(Request $request): JsonResponse
 
         $companyKey = preg_replace('/[^0-9]/', '', $request->input('company_key'));
 
-        $service = new CooconService();
+        $cooconService = new CooconService();
 
-        if (!$service->hasConfig()) {
+        if (!$cooconService->hasConfig()) {
             return response()->json([
                 'success' => false,
                 'error' => '쿠콘 API 설정이 없습니다. 설정을 먼저 등록해주세요.',
             ], 400);
         }
 
-        // 전체 신용정보 조회
-        $apiResult = $service->getAllCreditInfo($companyKey);
+        // 전체 신용정보 조회 (쿠콘 API)
+        $apiResult = $cooconService->getAllCreditInfo($companyKey);
+
+        // 국세청 사업자등록 상태 조회
+        $ntsService = new NtsBusinessService();
+        $ntsResult = $ntsService->getBusinessStatus($companyKey);
 
         // DB에 저장
         $inquiry = CreditInquiry::createFromApiResponse(
             $companyKey,
             $apiResult,
+            $ntsResult,
             auth()->id()
         );
 
         return response()->json([
             'success' => true,
             'data' => $apiResult,
+            'nts' => $ntsResult,
             'inquiry_key' => $inquiry->inquiry_key,
             'inquiry_id' => $inquiry->id,
             'company_key' => $companyKey,
+            'company_info' => [
+                'company_name' => $inquiry->company_name,
+                'ceo_name' => $inquiry->ceo_name,
+                'company_address' => $inquiry->company_address,
+                'business_type' => $inquiry->business_type,
+                'business_item' => $inquiry->business_item,
+                'nts_status' => $inquiry->nts_status,
+                'nts_status_label' => $inquiry->nts_status_label,
+                'nts_tax_type' => $inquiry->nts_tax_type,
+            ],
         ]);
     }
 
@@ -122,6 +139,13 @@ public function getRawData(string $inquiryKey): JsonResponse
                 'company_key' => $inquiry->company_key,
                 'formatted_company_key' => $inquiry->formatted_company_key,
                 'company_name' => $inquiry->company_name,
+                'ceo_name' => $inquiry->ceo_name,
+                'company_address' => $inquiry->company_address,
+                'business_type' => $inquiry->business_type,
+                'business_item' => $inquiry->business_item,
+                'nts_status' => $inquiry->nts_status,
+                'nts_status_label' => $inquiry->nts_status_label,
+                'nts_tax_type' => $inquiry->nts_tax_type,
                 'inquired_at' => $inquiry->inquired_at->format('Y-m-d H:i:s'),
                 'status' => $inquiry->status,
                 'total_issue_count' => $inquiry->total_issue_count,
@@ -164,8 +188,20 @@ private function transformToReportFormat(CreditInquiry $inquiry): array
             'company_info' => [
                 'company_key' => $inquiry->formatted_company_key,
                 'company_name' => $inquiry->company_name ?? '-',
+                'ceo_name' => $inquiry->ceo_name ?? '-',
+                'company_address' => $inquiry->company_address ?? '-',
+                'business_type' => $inquiry->business_type ?? '-',
+                'business_item' => $inquiry->business_item ?? '-',
+                'establishment_date' => $inquiry->establishment_date?->format('Y-m-d') ?? '-',
                 'inquired_at' => $inquiry->inquired_at->format('Y년 m월 d일 H:i'),
             ],
+            'nts_info' => [
+                'status' => $inquiry->nts_status ?? '-',
+                'status_label' => $inquiry->nts_status_label,
+                'tax_type' => $inquiry->nts_tax_type ?? '-',
+                'closure_date' => $inquiry->nts_closure_date?->format('Y-m-d') ?? null,
+                'is_active' => $inquiry->isNtsActive(),
+            ],
             'summary' => [
                 'total_issue_count' => $inquiry->total_issue_count,
                 'has_issue' => $inquiry->has_issue,