feat: 新增工厂区域管理页面，修复Sass废弃警告

1. 新增生产配置-工厂模型-工厂区域完整CRUD页面
2. 新增通用表格、弹窗表单、i18n工具组件
3. 升级sass-loader并修复Sass废弃警告
4. 添加文档记录Sass迁移修复细节

src/api/production-master-data/factory-area.js

@@ -0,0 +1,43 @@
+import { request } from '@/api/_service'
+
+const BASE = 'production_master_data/factory_model/factory_area/'
+
+function apiParams (method, data = {}) {
+  return {
+    method: `production_master_data_factory_model_factory_area_${method}`,
+    platform: 'background',
+    ...data
+  }
+}
+
+export function getFactoryAreaList (data) {
+  return request({
+    url: BASE + 'list',
+    method: 'get',
+    params: apiParams('list', data)
+  })
+}
+
+export function createFactoryArea (data) {
+  return request({
+    url: BASE + 'create',
+    method: 'post',
+    data: apiParams('create', data)
+  })
+}
+
+export function editFactoryArea (data) {
+  return request({
+    url: BASE + 'edit',
+    method: 'put',
+    data: apiParams('edit', data)
+  })
+}
+
+export function deleteFactoryArea (data) {
+  return request({
+    url: BASE + 'delete',
+    method: 'delete',
+    data: apiParams('delete', data)
+  })
+}