feat: [equipment] 설비관리 API 백엔드 구현 (Phase 1)

- 모델 6개: Equipment, EquipmentInspection, EquipmentInspectionDetail, EquipmentInspectionTemplate, EquipmentRepair, EquipmentProcess
- InspectionCycle Enum: 6주기(일/주/월/격월/분기/반기) 날짜 해석
- 서비스 4개: EquipmentService, EquipmentInspectionService, EquipmentRepairService, EquipmentPhotoService
- 컨트롤러 4개: CRUD + 점검 토글/결과 설정/메모/초기화 + 템플릿 관리 + 수리이력 + 사진
- FormRequest 6개: 설비등록/수정, 수리이력, 점검템플릿, 토글, 메모
- 라우트 26개: equipment prefix 하위 RESTful 엔드포인트
- i18n 메시지: message.equipment.*, error.equipment.*
- 마이그레이션: equipments/equipment_repairs options JSON 컬럼 추가

app/Http/Requests/V1/Equipment/UpdateInspectionNotesRequest.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Http\Requests\V1\Equipment;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+class UpdateInspectionNotesRequest extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    public function rules(): array
+    {
+        return [
+            'equipment_id' => 'required|integer|exists:equipments,id',
+            'year_month' => 'required|string',
+            'cycle' => 'nullable|string|in:daily,weekly,monthly,bimonthly,quarterly,semiannual',
+            'overall_judgment' => 'nullable|string|in:OK,NG',
+            'inspector_id' => 'nullable|integer|exists:users,id',
+            'repair_note' => 'nullable|string',
+            'issue_note' => 'nullable|string',
+        ];
+    }
+}