update doc (#4460)

* update preview action

* update doc

* remove

* update

* schema

.github/workflows/docs-preview.yml

@@ -65,6 +65,9 @@ jobs:
       - name: Build
         run: cd docSite && hugo mod get -u github.com/colinwilson/lotusdocs@6d0568e && hugo -v --minify
 
+      - name: Test
+        run: ls ./docSite/public
+
       # Step 5 - Push our generated site to Cloudflare
       - name: Deploy to Cloudflare Pages
         id: deploy

docSite/content/zh-cn/docs/intro.md

@@ -7,7 +7,7 @@ toc: true
 weight: -10
 ---
 
-FastGPT 是一个基于 LLM 大语言模型的知识库问答系统，提供开箱即用的数据处理、模型调用等能力。同时可以通过 Flow 可视化进行工作流编排，从而实现复杂的问答场景！
+FastGPT 是一个AI Agent 构建平台，提供开箱即用的数据处理、模型调用等能力，同时可以通过 Flow 可视化进行工作流编排，从而实现复杂的应用场景！t
 
 {{% alert icon="🤖 " context="success" %}}
 FastGPT 在线使用：[https://tryfastgpt.ai](https://tryfastgpt.ai)

packages/service/common/buffer/rawText/schema.ts

@@ -1,5 +1,4 @@
-import { connectionMongo, getMongoModel } from '../../mongo';
-const { Schema } = connectionMongo;
+import { getMongoModel, Schema } from '../../mongo';
 import { RawTextBufferSchemaType } from './type';
 
 export const collectionName = 'buffer_rawtexts';

packages/service/common/buffer/tts/schema.ts

@@ -1,5 +1,4 @@
-import { connectionMongo, getMongoModel, type Model } from '../../../common/mongo';
-const { Schema, model, models } = connectionMongo;
+import { Schema, getMongoModel } from '../../../common/mongo';
 import { TTSBufferSchemaType } from './type.d';
 
 export const collectionName = 'buffer_tts';

packages/service/common/file/gridfs/schema.ts

@@ -1,5 +1,4 @@
-import { connectionMongo, getMongoModel, type Model } from '../../mongo';
-const { Schema } = connectionMongo;
+import { Schema, getMongoModel } from '../../mongo';
 
 const DatasetFileSchema = new Schema({});
 const ChatFileSchema = new Schema({});

packages/service/common/file/image/schema.ts

@@ -1,7 +1,6 @@
 import { TeamCollectionName } from '@fastgpt/global/support/user/team/constant';
-import { connectionMongo, getMongoModel } from '../../mongo';
+import { Schema, getMongoModel } from '../../mongo';
 import { MongoImageSchemaType } from '@fastgpt/global/common/file/image/type.d';
-const { Schema } = connectionMongo;
 
 const ImageSchema = new Schema({
   teamId: {