diff --git a/database/migrations/2026_03_12_100001_ensure_equipment_tables_exist.php b/database/migrations/2026_03_12_100001_ensure_equipment_tables_exist.php
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index 0000000..1bcc97e
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+++ b/database/migrations/2026_03_12_100001_ensure_equipment_tables_exist.php
@@ -0,0 +1,203 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+/**
+ * equipment 테이블이 기본 DB(sam)에 존재하는지 확인하고, 없으면 생성한다.
+ *
+ * 배경: 기존 마이그레이션이 codebridge DB에 테이블을 생성했으나,
+ * 운영서버(API+React)에서는 기본 DB(sam/sam_prod)에 테이블이 필요하다.
+ * 이미 테이블이 존재하는 환경에서는 모든 생성을 건너뛴다.
+ */
+return new class extends Migration
+{
+    public function up(): void
+    {
+        // 1. equipments (메인 설비 마스터)
+        if (! Schema::hasTable('equipments')) {
+            Schema::create('equipments', function (Blueprint $table) {
+                $table->id();
+                $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+                $table->string('equipment_code', 20)->comment('설비코드 (KD-M-001 형식)');
+                $table->string('name', 100)->comment('설비명');
+                $table->string('equipment_type', 50)->nullable()->comment('설비유형');
+                $table->string('specification', 255)->nullable()->comment('규격');
+                $table->string('manufacturer', 100)->nullable()->comment('제조사');
+                $table->string('model_name', 100)->nullable()->comment('모델명');
+                $table->string('serial_no', 100)->nullable()->comment('제조번호');
+                $table->string('location', 100)->nullable()->comment('위치');
+                $table->string('production_line', 50)->nullable()->comment('생산라인');
+                $table->date('purchase_date')->nullable()->comment('구입일');
+                $table->date('install_date')->nullable()->comment('설치일');
+                $table->decimal('purchase_price', 15, 2)->nullable()->comment('구입가격');
+                $table->integer('useful_life')->nullable()->comment('내용연수');
+                $table->string('status', 20)->default('active')->comment('상태: active/idle/disposed');
+                $table->date('disposed_date')->nullable()->comment('폐기일');
+                $table->foreignId('manager_id')->nullable()->comment('담당자 ID');
+                $table->foreignId('sub_manager_id')->nullable()->comment('부 담당자 ID');
+                $table->string('photo_path', 500)->nullable()->comment('설비사진 경로');
+                $table->text('memo')->nullable()->comment('비고');
+                $table->json('options')->nullable()->comment('확장 속성 JSON');
+                $table->tinyInteger('is_active')->default(1)->comment('사용여부');
+                $table->integer('sort_order')->default(0)->comment('정렬순서');
+                $table->foreignId('created_by')->nullable()->comment('생성자 ID');
+                $table->foreignId('updated_by')->nullable()->comment('수정자 ID');
+                $table->foreignId('deleted_by')->nullable()->comment('삭제자 ID');
+                $table->timestamps();
+                $table->softDeletes();
+
+                $table->unique(['tenant_id', 'equipment_code'], 'uq_equipment_code');
+                $table->index(['tenant_id', 'status'], 'idx_equipment_status');
+                $table->index(['tenant_id', 'production_line'], 'idx_equipment_line');
+                $table->index(['tenant_id', 'equipment_type'], 'idx_equipment_type');
+            });
+        }
+
+        // 2. equipment_inspection_templates (점검항목 템플릿)
+        if (! Schema::hasTable('equipment_inspection_templates')) {
+            Schema::create('equipment_inspection_templates', function (Blueprint $table) {
+                $table->id();
+                $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+                $table->unsignedBigInteger('equipment_id')->comment('설비 ID');
+                $table->string('inspection_cycle', 20)->default('daily')
+                    ->comment('점검주기: daily/weekly/monthly/bimonthly/quarterly/semiannual');
+                $table->integer('item_no')->comment('항목번호');
+                $table->string('check_point', 50)->comment('점검개소');
+                $table->string('check_item', 100)->comment('점검항목');
+                $table->string('check_timing', 20)->nullable()->comment('시기: operating/stopped');
+                $table->string('check_frequency', 50)->nullable()->comment('주기');
+                $table->text('check_method')->nullable()->comment('점검방법 및 기준');
+                $table->integer('sort_order')->default(0)->comment('정렬순서');
+                $table->tinyInteger('is_active')->default(1)->comment('사용여부');
+                $table->timestamps();
+
+                $table->unique(['equipment_id', 'inspection_cycle', 'item_no'], 'uq_equipment_cycle_item_no');
+                $table->index('tenant_id', 'idx_insp_tmpl_tenant');
+                $table->index('inspection_cycle', 'idx_insp_tmpl_cycle');
+
+                $table->foreign('equipment_id')
+                    ->references('id')
+                    ->on('equipments')
+                    ->onDelete('cascade');
+            });
+        }
+
+        // 3. equipment_inspections (점검 헤더)
+        if (! Schema::hasTable('equipment_inspections')) {
+            Schema::create('equipment_inspections', function (Blueprint $table) {
+                $table->id();
+                $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+                $table->unsignedBigInteger('equipment_id')->comment('설비 ID');
+                $table->string('inspection_cycle', 20)->default('daily')
+                    ->comment('점검주기: daily/weekly/monthly/bimonthly/quarterly/semiannual');
+                $table->string('year_month', 7)->comment('점검년월 (2026-02)');
+                $table->string('overall_judgment', 10)->nullable()->comment('종합판정: OK/NG');
+                $table->foreignId('inspector_id')->nullable()->comment('점검자 ID');
+                $table->text('repair_note')->nullable()->comment('수리내역');
+                $table->text('issue_note')->nullable()->comment('이상내용');
+                $table->foreignId('created_by')->nullable()->comment('생성자 ID');
+                $table->foreignId('updated_by')->nullable()->comment('수정자 ID');
+                $table->timestamps();
+
+                $table->unique(['tenant_id', 'equipment_id', 'inspection_cycle', 'year_month'], 'uq_inspection_cycle_period');
+                $table->index(['tenant_id', 'inspection_cycle', 'year_month'], 'idx_inspection_cycle_period');
+
+                $table->foreign('equipment_id')
+                    ->references('id')
+                    ->on('equipments')
+                    ->onDelete('cascade');
+            });
+        }
+
+        // 4. equipment_inspection_details (점검 상세)
+        if (! Schema::hasTable('equipment_inspection_details')) {
+            Schema::create('equipment_inspection_details', function (Blueprint $table) {
+                $table->id();
+                $table->unsignedBigInteger('inspection_id')->comment('점검 헤더 ID');
+                $table->unsignedBigInteger('template_item_id')->comment('점검항목 템플릿 ID');
+                $table->date('check_date')->comment('점검일');
+                $table->string('result', 10)->nullable()->comment('결과: good/bad/repaired');
+                $table->string('note', 500)->nullable()->comment('비고');
+                $table->timestamps();
+
+                $table->unique(['inspection_id', 'template_item_id', 'check_date'], 'uq_inspection_detail');
+
+                $table->foreign('inspection_id')
+                    ->references('id')
+                    ->on('equipment_inspections')
+                    ->onDelete('cascade');
+
+                $table->foreign('template_item_id')
+                    ->references('id')
+                    ->on('equipment_inspection_templates')
+                    ->onDelete('cascade');
+            });
+        }
+
+        // 5. equipment_repairs (수리이력)
+        if (! Schema::hasTable('equipment_repairs')) {
+            Schema::create('equipment_repairs', function (Blueprint $table) {
+                $table->id();
+                $table->unsignedBigInteger('tenant_id')->comment('테넌트 ID');
+                $table->unsignedBigInteger('equipment_id')->comment('설비 ID');
+                $table->date('repair_date')->comment('수리일');
+                $table->string('repair_type', 20)->comment('보전구분: internal/external');
+                $table->decimal('repair_hours', 5, 1)->nullable()->comment('수리시간');
+                $table->text('description')->nullable()->comment('수리내용');
+                $table->decimal('cost', 15, 2)->nullable()->comment('수리비용');
+                $table->string('vendor', 100)->nullable()->comment('외주업체');
+                $table->foreignId('repaired_by')->nullable()->comment('수리자 ID');
+                $table->text('memo')->nullable()->comment('비고');
+                $table->json('options')->nullable()->comment('확장 속성 JSON');
+                $table->foreignId('created_by')->nullable()->comment('생성자 ID');
+                $table->foreignId('updated_by')->nullable()->comment('수정자 ID');
+                $table->timestamps();
+                $table->softDeletes();
+
+                $table->index(['tenant_id', 'repair_date'], 'idx_repair_date');
+                $table->index(['tenant_id', 'equipment_id'], 'idx_repair_equipment');
+
+                $table->foreign('equipment_id')
+                    ->references('id')
+                    ->on('equipments')
+                    ->onDelete('cascade');
+            });
+        }
+
+        // 6. equipment_process (설비-공정 매핑)
+        if (! Schema::hasTable('equipment_process')) {
+            Schema::create('equipment_process', function (Blueprint $table) {
+                $table->id();
+                $table->unsignedBigInteger('equipment_id')->comment('설비 ID');
+                $table->unsignedBigInteger('process_id')->comment('공정 ID');
+                $table->tinyInteger('is_primary')->default(0)->comment('주 설비 여부');
+                $table->timestamps();
+
+                $table->unique(['equipment_id', 'process_id'], 'uq_equipment_process');
+
+                $table->foreign('equipment_id')
+                    ->references('id')
+                    ->on('equipments')
+                    ->onDelete('cascade');
+
+                $table->foreign('process_id')
+                    ->references('id')
+                    ->on('processes')
+                    ->onDelete('cascade');
+            });
+        }
+    }
+
+    public function down(): void
+    {
+        // 역순으로 삭제 (FK 의존성)
+        Schema::dropIfExists('equipment_process');
+        Schema::dropIfExists('equipment_inspection_details');
+        Schema::dropIfExists('equipment_repairs');
+        Schema::dropIfExists('equipment_inspections');
+        Schema::dropIfExists('equipment_inspection_templates');
+        Schema::dropIfExists('equipments');
+    }
+};