feat: [equipment] 설비관리 모듈 구현

- 모델 6개 (Equipment, InspectionTemplate, Inspection, InspectionDetail, Repair, Process)
- 서비스 3개 (Equipment, Inspection, Repair)
- API 컨트롤러 3개 + FormRequest 4개
- Blade 컨트롤러 + 라우트 등록
- 뷰: 대시보드, 등록대장(CRUD), 일상점검표(캘린더 그리드), 수리이력

app/Http/Requests/UpdateEquipmentRequest.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace App\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Rule;
+
+class UpdateEquipmentRequest extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    public function rules(): array
+    {
+        $tenantId = session('selected_tenant_id', 1);
+        $id = $this->route('id');
+
+        return [
+            'equipment_code' => [
+                'required', 'string', 'max:20',
+                Rule::unique('equipments', 'equipment_code')
+                    ->where('tenant_id', $tenantId)
+                    ->ignore($id),
+            ],
+            'name' => 'required|string|max:100',
+            'equipment_type' => 'nullable|string|max:50',
+            'specification' => 'nullable|string|max:255',
+            'manufacturer' => 'nullable|string|max:100',
+            'model_name' => 'nullable|string|max:100',
+            'serial_no' => 'nullable|string|max:100',
+            'location' => 'nullable|string|max:100',
+            'production_line' => 'nullable|string|max:50',
+            'purchase_date' => 'nullable|date',
+            'install_date' => 'nullable|date',
+            'purchase_price' => 'nullable|numeric|min:0',
+            'useful_life' => 'nullable|integer|min:0',
+            'status' => 'nullable|in:active,idle,disposed',
+            'disposed_date' => 'nullable|date',
+            'manager_id' => 'nullable|exists:users,id',
+            'photo_path' => 'nullable|string|max:500',
+            'memo' => 'nullable|string',
+            'is_active' => 'nullable|boolean',
+            'sort_order' => 'nullable|integer|min:0',
+        ];
+    }
+
+    public function attributes(): array
+    {
+        return [
+            'equipment_code' => '설비코드',
+            'name' => '설비명',
+        ];
+    }
+}