chore: 更新.gitignore并添加新文件

在.gitignore中添加对*.png、*.log、*-lock.json、*.woff2文件的忽略规则，并新增OFL.txt文件。同时，添加vue.svg图标文件以支持前端展示。更新多个TypeScript文件以优化代码格式和增强可读性。

src/ai/ai.service.ts

@@ -31,14 +31,13 @@ export class AiService {
     @InjectRepository(BidItem)
     private readonly bidItemRepository: Repository<BidItem>,
   ) {
-    const apiKey = this.configService.get<string>('ARK_API_KEY');
     // this.openai = new OpenAI({
-    //   apiKey: apiKey || '',
+    //   apiKey: this.configService.get<string>('ARK_API_KEY') || '',
     //   baseURL: 'https://ark.cn-beijing.volces.com/api/v3',
     //   timeout: 120000, // 120秒超时
     // });
     this.openai = new OpenAI({
-      apiKey: 'sk-5sSOxrJl31MGz76bE14d2fDbA55b44869fCcA0C813Fc893a' ,
+      apiKey: 'sk-5sSOxrJl31MGz76bE14d2fDbA55b44869fCcA0C813Fc893a',
       baseURL: 'https://aihubmix.com/v1',
       timeout: 120000, // 120秒超时
     });
@@ -49,7 +48,9 @@ export class AiService {
     this.logger.log(`发送给 AI 的数据数量: ${bids.length}`);
 
     try {
-      const prompt =PromptString+ `请根据以下投标项目标题列表，筛选出我关心的项目。请以 JSON 格式返回，格式如下：
+      const prompt =
+        PromptString +
+        `请根据以下投标项目标题列表，筛选出我关心的项目。请以 JSON 格式返回，格式如下：
 [
   {
     "title": "项目标题",
@@ -58,7 +59,11 @@ export class AiService {
 ]
 
 投标项目标题列表：
-${JSON.stringify(bids.map(b => b.title), null, 2)}`;
+${JSON.stringify(
+  bids.map((b) => b.title),
+  null,
+  2,
+)}`;
       // this.logger.log('发给AI的内容',prompt);
       const completion = await this.openai.chat.completions.create({
         model: 'mimo-v2-flash-free',
@@ -97,7 +102,9 @@ ${JSON.stringify(bids.map(b => b.title), null, 2)}`;
     }
   }
 
-  async saveRecommendations(recommendations: AIRecommendation[]): Promise<void> {
+  async saveRecommendations(
+    recommendations: AIRecommendation[],
+  ): Promise<void> {
     this.logger.log('开始保存 AI 推荐结果');
 
     try {
@@ -105,7 +112,7 @@ ${JSON.stringify(bids.map(b => b.title), null, 2)}`;
       await this.aiRecommendationRepository.clear();
 
       // 保存新的推荐结果（只保存 title 和 confidence）
-      const entities = recommendations.map(rec => {
+      const entities = recommendations.map((rec) => {
         const entity = new AiRecommendationEntity();
         entity.title = rec.title;
         entity.confidence = rec.confidence;
@@ -125,14 +132,14 @@ ${JSON.stringify(bids.map(b => b.title), null, 2)}`;
 
     try {
       const entities = await this.aiRecommendationRepository.find({
-        order: { confidence: 'DESC' }
+        order: { confidence: 'DESC' },
       });
 
       // 从 bid-items 表获取 url、source 和 publishDate
       const result: AIRecommendation[] = [];
       for (const entity of entities) {
         const bidItem = await this.bidItemRepository.findOne({
-          where: { title: entity.title }
+          where: { title: entity.title },
         });
 
         result.push({
@@ -140,7 +147,7 @@ ${JSON.stringify(bids.map(b => b.title), null, 2)}`;
           url: bidItem?.url || '',
           source: bidItem?.source || '',
           confidence: entity.confidence,
-          publishDate: bidItem?.publishDate
+          publishDate: bidItem?.publishDate,
         });
       }
 
@@ -148,7 +155,9 @@ ${JSON.stringify(bids.map(b => b.title), null, 2)}`;
       result.sort((a, b) => {
         if (!a.publishDate) return 1;
         if (!b.publishDate) return -1;
-        return new Date(b.publishDate).getTime() - new Date(a.publishDate).getTime();
+        return (
+          new Date(b.publishDate).getTime() - new Date(a.publishDate).getTime()
+        );
       });
 
       return result;

src/ai/entities/ai-recommendation.entity.ts

@@ -1,4 +1,9 @@
-import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn } from 'typeorm';
+import {
+  Entity,
+  PrimaryGeneratedColumn,
+  Column,
+  CreateDateColumn,
+} from 'typeorm';
 
 @Entity('ai_recommendations')
 export class AiRecommendation {