feat: 为搜索条目添加细分类型

- 类型细分：有原先的四大分类添加细分类型，例如产品（原纸分切机）
- 接口调整：原先的type分类改为sectionType并将type作为细分类型使用

server/utils/search-converters.test.ts

@@ -17,9 +17,10 @@ describe('converters', () => {
     const result = converters.products(item);
     expect(result).toEqual({
       id: 1,
-      type: 'product',
+      sectionType: 'product',
       title: 'Hydraulic Pump',
       summary: 'High efficiency',
+      type: 'pump',
       thumbnail: '/api/assets/rand-om__-uuid-1234',
     });
   });
@@ -36,9 +37,10 @@ describe('converters', () => {
     const result = converters.solutions(item);
     expect(result).toEqual({
       id: 1,
-      type: 'solution',
+      sectionType: 'solution',
       title: 'Solution A',
       summary: 'Effective solution',
+      type: 'Type A',
       thumbnail: '/api/assets/rand-om__-uuid-5678',
     });
   });
@@ -51,13 +53,15 @@ describe('converters', () => {
         'This is a detailed explanation of how to use the product effectively.',
       products: ['Product A'],
       product_types: ['Type A'],
+      type: 'Question Type',
     };
     const result = converters.questions(item);
     expect(result).toEqual({
       id: 1,
       title: 'How to use product?',
-      summary: '',
-      type: 'question',
+      summary: undefined,
+      type: 'Question Type',
+      sectionType: 'question',
     });
   });
 
@@ -68,13 +72,15 @@ describe('converters', () => {
       products: ['Product A'],
       product_types: ['Type A'],
       fileUUID: 'TEST-UUID',
+      type: 'manual',
     };
     const result = converters.product_documents(item);
     expect(result).toEqual({
       id: 'TEST-UUID',
       title: 'User Manual',
-      summary: '',
-      type: 'document',
+      summary: undefined,
+      sectionType: 'document',
+      type: 'manual',
     });
   });
 });