chore(API): 마이그레이션 파일 정리 및 추가

- 기존 마이그레이션 파일 정리
- handover_reports 테이블 마이그레이션 추가
- site_briefings 테이블 마이그레이션 추가
- work_orders process_id 마이그레이션 추가

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

database/migrations/2025_01_09_100000_change_work_orders_process_type_to_process_id.php

@@ -0,0 +1,193 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+/**
+ * 작업지시 공정유형 변경 마이그레이션
+ *
+ * 변경 사항:
+ * - process_type (varchar: screen/slat/bending) 제거
+ * - process_id (FK → processes.id) 추가
+ *
+ * 데이터 마이그레이션:
+ * - screen → processes.process_name = '스크린' (P-002)
+ * - slat → processes.process_name = '슬랫' (P-001)
+ * - bending → processes.process_name = '절곡' (신규 생성)
+ */
+return new class extends Migration
+{
+    public function up(): void
+    {
+        // 1. 절곡 공정이 없으면 각 테넌트별로 생성
+        $this->ensureBendingProcessExists();
+
+        // 2. process_id 컬럼 추가 (nullable로 먼저 생성)
+        Schema::table('work_orders', function (Blueprint $table) {
+            $table->unsignedBigInteger('process_id')
+                ->nullable()
+                ->after('sales_order_id')
+                ->comment('공정 ID (FK → processes.id)');
+        });
+
+        // 3. 기존 process_type 데이터를 process_id로 마이그레이션
+        $this->migrateProcessTypeToProcessId();
+
+        // 4. process_id에 FK 제약 추가 및 NOT NULL로 변경
+        Schema::table('work_orders', function (Blueprint $table) {
+            $table->foreign('process_id')
+                ->references('id')
+                ->on('processes')
+                ->onDelete('restrict');
+        });
+
+        // 5. 기존 process_type 컬럼 제거
+        Schema::table('work_orders', function (Blueprint $table) {
+            $table->dropColumn('process_type');
+        });
+    }
+
+    public function down(): void
+    {
+        // 1. process_type 컬럼 복원
+        Schema::table('work_orders', function (Blueprint $table) {
+            $table->string('process_type', 30)
+                ->default('screen')
+                ->after('sales_order_id')
+                ->comment('공정유형: screen/slat/bending');
+        });
+
+        // 2. process_id에서 process_type으로 데이터 복원
+        $this->migrateProcessIdToProcessType();
+
+        // 3. FK 및 process_id 컬럼 제거
+        Schema::table('work_orders', function (Blueprint $table) {
+            $table->dropForeign(['process_id']);
+            $table->dropColumn('process_id');
+        });
+    }
+
+    /**
+     * 절곡 공정이 없는 테넌트에 절곡 공정 생성
+     */
+    private function ensureBendingProcessExists(): void
+    {
+        // 작업지시에서 bending을 사용하는 테넌트 조회
+        $tenantIds = DB::table('work_orders')
+            ->where('process_type', 'bending')
+            ->distinct()
+            ->pluck('tenant_id');
+
+        foreach ($tenantIds as $tenantId) {
+            // 해당 테넌트에 절곡 공정이 있는지 확인
+            $exists = DB::table('processes')
+                ->where('tenant_id', $tenantId)
+                ->where('process_name', '절곡')
+                ->exists();
+
+            if (! $exists) {
+                // 마지막 공정코드 조회
+                $lastCode = DB::table('processes')
+                    ->where('tenant_id', $tenantId)
+                    ->orderByDesc('process_code')
+                    ->value('process_code');
+
+                // 새 공정코드 생성 (P-003 형식)
+                $newCodeNum = 1;
+                if ($lastCode && preg_match('/P-(\d+)/', $lastCode, $matches)) {
+                    $newCodeNum = (int) $matches[1] + 1;
+                }
+                $newCode = sprintf('P-%03d', $newCodeNum);
+
+                // 절곡 공정 생성
+                DB::table('processes')->insert([
+                    'tenant_id' => $tenantId,
+                    'process_code' => $newCode,
+                    'process_name' => '절곡',
+                    'process_type' => '생산',
+                    'description' => '절곡 공정 (마이그레이션에 의해 자동 생성)',
+                    'is_active' => true,
+                    'created_at' => now(),
+                    'updated_at' => now(),
+                ]);
+            }
+        }
+    }
+
+    /**
+     * process_type → process_id 데이터 마이그레이션
+     */
+    private function migrateProcessTypeToProcessId(): void
+    {
+        // 공정명 매핑 (process_type → process_name)
+        $mappings = [
+            'screen' => '스크린',
+            'slat' => '슬랫',
+            'bending' => '절곡',
+        ];
+
+        foreach ($mappings as $processType => $processName) {
+            // 각 테넌트별로 해당 공정 ID 조회 후 업데이트
+            $workOrders = DB::table('work_orders')
+                ->where('process_type', $processType)
+                ->whereNull('process_id')
+                ->get(['id', 'tenant_id']);
+
+            foreach ($workOrders as $workOrder) {
+                $processId = DB::table('processes')
+                    ->where('tenant_id', $workOrder->tenant_id)
+                    ->where('process_name', $processName)
+                    ->value('id');
+
+                if ($processId) {
+                    DB::table('work_orders')
+                        ->where('id', $workOrder->id)
+                        ->update(['process_id' => $processId]);
+                }
+            }
+        }
+
+        // process_id가 설정되지 않은 레코드 확인 (데이터 무결성)
+        $orphanCount = DB::table('work_orders')
+            ->whereNull('process_id')
+            ->count();
+
+        if ($orphanCount > 0) {
+            throw new \RuntimeException(
+                "마이그레이션 실패: {$orphanCount}개의 작업지시에 대응하는 공정을 찾을 수 없습니다. ".
+                'processes 테이블에 스크린, 슬랫, 절곡 공정이 등록되어 있는지 확인하세요.'
+            );
+        }
+    }
+
+    /**
+     * process_id → process_type 데이터 복원 (롤백용)
+     */
+    private function migrateProcessIdToProcessType(): void
+    {
+        // 공정명 → process_type 역매핑
+        $mappings = [
+            '스크린' => 'screen',
+            '슬랫' => 'slat',
+            '절곡' => 'bending',
+        ];
+
+        foreach ($mappings as $processName => $processType) {
+            DB::table('work_orders')
+                ->whereIn('process_id', function ($query) use ($processName) {
+                    $query->select('id')
+                        ->from('processes')
+                        ->where('process_name', $processName);
+                })
+                ->update(['process_type' => $processType]);
+        }
+
+        // 매핑되지 않은 공정은 기본값 screen으로 설정
+        DB::table('work_orders')
+            ->where('process_type', '')
+            ->orWhereNull('process_type')
+            ->update(['process_type' => 'screen']);
+    }
+};

database/migrations/2025_12_22_222428_alter_payments_paid_at_nullable.php

@@ -27,4 +27,4 @@ public function down(): void
             $table->datetime('paid_at')->nullable(false)->change();
         });
     }
-};
+};

database/migrations/2025_12_22_222722_add_cancel_columns_to_subscriptions_table.php

@@ -28,4 +28,4 @@ public function down(): void
             $table->dropColumn(['cancelled_at', 'cancel_reason']);
         });
     }
-};
+};

database/migrations/2025_12_23_222356_remove_bad_debt_columns_from_clients_table.php

@@ -41,4 +41,4 @@ public function down(): void
             $table->string('bad_debt_progress', 20)->nullable()->after('bad_debt_end_date')->comment('악성채권 진행상황');
         });
     }
-};
+};

database/migrations/2025_12_25_004032_create_salaries_table.php

@@ -57,4 +57,4 @@ public function down(): void
     {
         Schema::dropIfExists('salaries');
     }
-};
+};

database/migrations/2025_12_26_000001_create_expected_expenses_table.php

@@ -39,4 +39,4 @@ public function down(): void
     {
         Schema::dropIfExists('expected_expenses');
     }
-};
+};

database/migrations/2025_12_26_100000_create_work_orders_table.php

@@ -46,4 +46,4 @@ public function down(): void
     {
         Schema::dropIfExists('work_orders');
     }
-};
+};

database/migrations/2025_12_26_100200_create_work_order_bending_details_table.php

@@ -43,4 +43,4 @@ public function down(): void
     {
         Schema::dropIfExists('work_order_bending_details');
     }
-};
+};

database/migrations/2025_12_26_100300_create_work_order_issues_table.php

@@ -39,4 +39,4 @@ public function down(): void
     {
         Schema::dropIfExists('work_order_issues');
     }
-};
+};

database/migrations/2025_12_29_175820_create_inspections_table_and_drop_legacy_material_tables.php

@@ -113,4 +113,4 @@ public function down(): void
             $table->index('inspection_id');
         });
     }
-};
+};

database/migrations/2025_12_30_091821_create_positions_table.php

@@ -27,4 +27,4 @@ public function down(): void
     {
         Schema::dropIfExists('positions');
     }
-};
+};

database/migrations/2025_12_30_091822_add_position_type_to_common_codes.php

@@ -35,4 +35,4 @@ public function down(): void
     {
         DB::table('common_codes')->where('code_group', 'position_type')->delete();
     }
-};
+};

database/migrations/2025_12_30_131009_add_key_to_positions_table.php

@@ -27,4 +27,4 @@ public function down(): void
             $table->dropColumn('key');
         });
     }
-};
+};

database/migrations/2026_01_05_140111_add_price_fields_to_order_items_table.php

@@ -75,4 +75,4 @@ public function down(): void
             ]);
         });
     }
-};
+};

database/migrations/2026_01_05_141500_add_quote_fields_to_orders_table.php

@@ -63,4 +63,4 @@ public function down(): void
             ]);
         });
     }
-};
+};

database/migrations/2026_01_05_142000_add_order_id_to_quotes_table.php

@@ -30,4 +30,4 @@ public function down(): void
             $table->dropColumn('order_id');
         });
     }
-};
+};

database/migrations/2026_01_08_000001_create_contracts_table.php

@@ -74,4 +74,4 @@ public function down(): void
     {
         Schema::dropIfExists('contracts');
     }
-};
+};

database/migrations/2026_01_08_180607_create_process_items_table.php

@@ -41,4 +41,4 @@ public function down(): void
     {
         Schema::dropIfExists('process_items');
     }
-};
+};

database/migrations/2026_01_09_000001_create_handover_reports_table.php

@@ -0,0 +1,88 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('handover_reports', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+
+            // 보고서 기본 정보
+            $table->string('report_number', 50)->comment('보고서번호');
+            $table->unsignedBigInteger('contract_id')->nullable()->comment('연결 계약 ID');
+            $table->string('site_name')->comment('현장명');
+
+            // 거래처 정보
+            $table->unsignedBigInteger('partner_id')->nullable()->comment('거래처 ID');
+            $table->string('partner_name')->nullable()->comment('거래처명');
+
+            // 담당자 정보
+            $table->unsignedBigInteger('contract_manager_id')->nullable()->comment('계약담당자 ID');
+            $table->string('contract_manager_name')->nullable()->comment('계약담당자명');
+            $table->unsignedBigInteger('construction_pm_id')->nullable()->comment('공사PM ID');
+            $table->string('construction_pm_name')->nullable()->comment('공사PM명');
+
+            // 계약 상세
+            $table->integer('total_sites')->default(0)->comment('총 개소');
+            $table->decimal('contract_amount', 15, 2)->default(0)->comment('계약금액');
+            $table->date('contract_date')->nullable()->comment('계약일자');
+            $table->date('contract_start_date')->nullable()->comment('계약시작일');
+            $table->date('contract_end_date')->nullable()->comment('계약종료일');
+            $table->date('completion_date')->nullable()->comment('준공일');
+
+            // 상태 정보
+            $table->string('status', 20)->default('pending')->comment('인수인계상태: pending, completed');
+
+            // 2차 배관
+            $table->boolean('has_secondary_piping')->default(false)->comment('2차 배관 유무');
+            $table->decimal('secondary_piping_amount', 15, 2)->default(0)->comment('2차 배관 금액');
+            $table->text('secondary_piping_note')->nullable()->comment('2차 배관 비고');
+
+            // 도장 & 코킹
+            $table->boolean('has_coating')->default(false)->comment('도장 & 코킹 유무');
+            $table->decimal('coating_amount', 15, 2)->default(0)->comment('도장 & 코킹 금액');
+            $table->text('coating_note')->nullable()->comment('도장 & 코킹 비고');
+
+            // 장비 외 실행금액 (JSON)
+            $table->json('external_equipment_cost')->nullable()->comment('장비 외 실행금액: shipping_cost, high_altitude_work, public_expense');
+
+            // 특이사항
+            $table->text('special_notes')->nullable()->comment('특이사항');
+
+            // 활성화 상태
+            $table->boolean('is_active')->default(true)->comment('활성화 여부');
+
+            // 감사 컬럼
+            $table->unsignedBigInteger('created_by')->nullable()->comment('생성자 ID');
+            $table->unsignedBigInteger('updated_by')->nullable()->comment('수정자 ID');
+            $table->unsignedBigInteger('deleted_by')->nullable()->comment('삭제자 ID');
+
+            // 타임스탬프
+            $table->timestamps();
+            $table->softDeletes();
+
+            // 인덱스
+            $table->index('tenant_id');
+            $table->index('contract_id');
+            $table->index('partner_id');
+            $table->index('status');
+            $table->unique(['tenant_id', 'report_number']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('handover_reports');
+    }
+};

database/migrations/2026_01_09_000002_create_handover_report_managers_table.php

@@ -0,0 +1,53 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('handover_report_managers', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+            $table->unsignedBigInteger('handover_report_id')->comment('인수인계보고서 ID');
+
+            // 담당자 정보
+            $table->string('name')->comment('담당자명');
+            $table->text('non_performance_reason')->nullable()->comment('미이행 사유');
+            $table->text('signature')->nullable()->comment('서명 (Base64 또는 URL)');
+
+            // 순서
+            $table->integer('sort_order')->default(0)->comment('정렬 순서');
+
+            // 감사 컬럼
+            $table->unsignedBigInteger('created_by')->nullable()->comment('생성자 ID');
+            $table->unsignedBigInteger('updated_by')->nullable()->comment('수정자 ID');
+
+            // 타임스탬프
+            $table->timestamps();
+
+            // 인덱스
+            $table->index('tenant_id');
+            $table->index('handover_report_id');
+
+            // 외래키
+            $table->foreign('handover_report_id')
+                ->references('id')
+                ->on('handover_reports')
+                ->onDelete('cascade');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('handover_report_managers');
+    }
+};

database/migrations/2026_01_09_000003_create_handover_report_items_table.php

@@ -0,0 +1,53 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('handover_report_items', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+            $table->unsignedBigInteger('handover_report_id')->comment('인수인계보고서 ID');
+
+            // ITEM 정보
+            $table->integer('item_no')->default(0)->comment('순번');
+            $table->string('name')->comment('명칭');
+            $table->string('product')->nullable()->comment('제품');
+            $table->integer('quantity')->default(0)->comment('수량');
+            $table->text('remark')->nullable()->comment('비고');
+
+            // 감사 컬럼
+            $table->unsignedBigInteger('created_by')->nullable()->comment('생성자 ID');
+            $table->unsignedBigInteger('updated_by')->nullable()->comment('수정자 ID');
+
+            // 타임스탬프
+            $table->timestamps();
+
+            // 인덱스
+            $table->index('tenant_id');
+            $table->index('handover_report_id');
+            $table->index(['handover_report_id', 'item_no']);
+
+            // 외래키
+            $table->foreign('handover_report_id')
+                ->references('id')
+                ->on('handover_reports')
+                ->onDelete('cascade');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('handover_report_items');
+    }
+};

database/migrations/2026_01_09_100000_create_structure_reviews_table.php

@@ -51,4 +51,4 @@ public function down(): void
     {
         Schema::dropIfExists('structure_reviews');
     }
-};
+};

database/migrations/2026_01_09_171700_add_order_codes_to_common_codes.php

@@ -66,4 +66,4 @@ public function down(): void
         DB::table('common_codes')->where('code_group', 'order_status')->delete();
         DB::table('common_codes')->where('code_group', 'order_type')->delete();
     }
-};
+};

database/migrations/2026_01_12_100000_create_site_briefings_table.php

@@ -0,0 +1,78 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('site_briefings', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('tenant_id')->comment('테넌트 ID');
+
+            // 기본 정보
+            $table->string('briefing_code', 50)->nullable()->comment('현설번호 (자동생성)');
+            $table->string('title', 200)->comment('현장설명회명/현장명');
+            $table->text('description')->nullable()->comment('설명/업무보고');
+
+            // 거래처/현장 연결
+            $table->foreignId('partner_id')->nullable()->comment('거래처 ID');
+            $table->foreignId('site_id')->nullable()->comment('현장 ID');
+
+            // 일정 정보
+            $table->date('briefing_date')->comment('현장설명회 일자');
+            $table->string('briefing_time', 10)->nullable()->comment('현장설명회 시간 (HH:MM)');
+            $table->enum('briefing_type', ['online', 'offline'])->default('offline')->comment('구분: online|offline');
+            $table->string('location', 200)->nullable()->comment('현장설명회 장소');
+            $table->string('address', 255)->nullable()->comment('주소');
+
+            // 상태 정보
+            $table->enum('status', ['scheduled', 'ongoing', 'completed', 'cancelled', 'postponed'])
+                ->default('scheduled')->comment('상태: scheduled|ongoing|completed|cancelled|postponed');
+            $table->enum('bid_status', ['pending', 'bidding', 'closed', 'failed', 'awarded'])
+                ->default('pending')->comment('입찰상태: pending|bidding|closed|failed|awarded');
+            $table->date('bid_date')->nullable()->comment('입찰일자');
+
+            // 참석자 정보
+            $table->string('attendee', 100)->nullable()->comment('담당 참석자');
+            $table->enum('attendance_status', ['scheduled', 'attended', 'absent'])
+                ->default('scheduled')->comment('참석상태: scheduled|attended|absent');
+            $table->integer('attendee_count')->default(0)->comment('총 참석자 수');
+
+            // 공사 정보
+            $table->integer('site_count')->default(0)->comment('개소 수');
+            $table->date('construction_start_date')->nullable()->comment('공사기간 시작');
+            $table->date('construction_end_date')->nullable()->comment('공사기간 종료');
+            $table->enum('vat_type', ['excluded', 'included'])->default('excluded')->comment('부가세: excluded|included');
+
+            // 감사 필드
+            $table->foreignId('created_by')->nullable()->comment('생성자');
+            $table->foreignId('updated_by')->nullable()->comment('수정자');
+            $table->foreignId('deleted_by')->nullable()->comment('삭제자');
+            $table->softDeletes();
+            $table->timestamps();
+
+            // 인덱스
+            $table->index('tenant_id');
+            $table->index('partner_id');
+            $table->index('site_id');
+            $table->index('briefing_date');
+            $table->index('status');
+            $table->index('bid_status');
+            $table->unique(['tenant_id', 'briefing_code']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('site_briefings');
+    }
+};

database/migrations/2026_01_12_110000_modify_site_briefings_attendees_to_json.php

@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('site_briefings', function (Blueprint $table) {
+            // attendee 컬럼 삭제 후 attendees JSON 컬럼 추가
+            $table->dropColumn('attendee');
+        });
+
+        Schema::table('site_briefings', function (Blueprint $table) {
+            // JSON 컬럼으로 참석자 목록 저장
+            // 구조: [{"user_id": 1, "name": "홍길동", "type": "internal"}, {"name": "외부인", "company": "업체명", "phone": "010-1234-5678", "type": "external"}]
+            $table->json('attendees')->nullable()->after('bid_date')->comment('참석자 목록 (JSON)');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('site_briefings', function (Blueprint $table) {
+            $table->dropColumn('attendees');
+        });
+
+        Schema::table('site_briefings', function (Blueprint $table) {
+            $table->string('attendee', 100)->nullable()->after('bid_date')->comment('참석자 (단일)');
+        });
+    }
+};

database/migrations/2026_01_12_180141_add_site_briefing_to_quotes_table.php

@@ -0,0 +1,55 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * 현장설명회 참석완료 시 견적 자동등록 기능을 위한 스키마 변경
+     * - quotes에 site_briefing_id FK 추가
+     * - product_category nullable로 변경
+     * - status에 'pending' (견적대기) 추가
+     */
+    public function up(): void
+    {
+        Schema::table('quotes', function (Blueprint $table) {
+            // 현장설명회 연결
+            $table->foreignId('site_briefing_id')
+                ->nullable()
+                ->after('order_id')
+                ->comment('현장설명회 ID (자동생성 시)');
+
+            // 인덱스 추가
+            $table->index('site_briefing_id', 'idx_quotes_site_briefing_id');
+        });
+
+        // product_category를 nullable enum으로 변경
+        // MySQL에서 enum 변경은 raw SQL 필요
+        DB::statement("ALTER TABLE quotes MODIFY product_category ENUM('SCREEN', 'STEEL') NULL COMMENT '제품 카테고리'");
+
+        // status에 'pending' 추가
+        DB::statement("ALTER TABLE quotes MODIFY status ENUM('pending', 'draft', 'sent', 'approved', 'rejected', 'finalized', 'converted') DEFAULT 'draft' COMMENT '상태'");
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('quotes', function (Blueprint $table) {
+            $table->dropIndex('idx_quotes_site_briefing_id');
+            $table->dropColumn('site_briefing_id');
+        });
+
+        // product_category를 NOT NULL로 복원
+        DB::statement("ALTER TABLE quotes MODIFY product_category ENUM('SCREEN', 'STEEL') NOT NULL COMMENT '제품 카테고리'");
+
+        // status에서 'pending' 제거
+        DB::statement("ALTER TABLE quotes MODIFY status ENUM('draft', 'sent', 'approved', 'rejected', 'finalized', 'converted') DEFAULT 'draft' COMMENT '상태'");
+    }
+};