feat: 文档库查询添加文档类型字段

- graphQL查询修改：添加type字段查询
- 视图模型字段更新：添加DocumentTypeView视图模型并为DocumentList类型添加type字段
- mapper更新: 添加DocumentType的转换方法

server/mappers/documentMapper.test.ts

@@ -1,6 +1,51 @@
 import { describe, test, expect } from 'vitest';
-import { toProductDocumentView, toDocumentListView } from './documentMapper';
+import {
+  toProductDocumentView,
+  toDocumentListView,
+  toDocumentTypeView,
+} from './documentMapper';
 
+/**
+ * 单元测试: toDocumentTypeView
+ */
+describe('toDocumentTypeView', () => {
+  const baseData: DocumentType = {
+    id: 1,
+    translations: [{ id: 1, name: 'Type Name' }],
+  };
+
+  test('convert raw data to DocumentTypeView correctly', () => {
+    const rawData: DocumentType = {
+      ...baseData,
+    };
+
+    expect(toDocumentTypeView(rawData)).toEqual({
+      id: '1',
+      name: 'Type Name',
+    });
+  });
+
+  test('convert raw data with missing translations', () => {
+    const rawData: DocumentType = {
+      ...baseData,
+      translations: [],
+    };
+
+    expect(toDocumentTypeView(rawData)).toEqual({
+      id: '1',
+      name: '',
+    });
+  });
+
+  test('convert null input to default DocumentTypeView', () => {
+    const rawData: DocumentType | null = null;
+
+    expect(toDocumentTypeView(rawData)).toEqual({
+      id: '-1',
+      name: '',
+    });
+  });
+});
 /**
  * 单元测试: toProductDocumentView
  */
@@ -65,6 +110,15 @@ describe('toProductDocumentView', () => {
 describe('toDocumentListView', () => {
   const baseData: ProductDocument = {
     id: 1,
+    type: {
+      id: 1,
+      translations: [
+        {
+          id: 1,
+          name: 'Type A',
+        },
+      ],
+    },
     file: {
       id: 'rand-om__-uuid-1234',
       filename_download: 'document.pdf',
@@ -94,6 +148,10 @@ describe('toDocumentListView', () => {
       title: 'Document Title',
       url: '/api/assets/rand-om__-uuid-1234',
       size: 2048,
+      type: {
+        id: '1',
+        name: 'Type A',
+      },
       products: [
         {
           id: '1',