feat: 重构AI推荐功能并优化爬虫基础URL

重构前端AI推荐组件，移除本地过滤逻辑，改为从后端获取日期范围内的数据
新增AI服务模块，包含Prompt和推荐逻辑
为投标服务添加按日期范围查询接口
统一各爬虫服务的baseURL格式

src/crawler/services/cdt_target.ts

@@ -55,7 +55,7 @@ export interface CdtResult {
 export const CdtCrawler = {
   name: '中国大唐集团电子商务平台',
   url: 'https://tang.cdt-ec.com/home/index.html',
-  baseUrl: 'https://tang.cdt-ec.com',
+  baseUrl: 'https://tang.cdt-ec.com/',
 
   async crawl(browser: puppeteer.Browser): Promise<CdtResult[]> {
     const logger = new Logger('CdtCrawler');

src/crawler/services/ceic_target.ts

@@ -50,7 +50,7 @@ async function simulateHumanScrolling(page: puppeteer.Page) {
 export const CeicCrawler = {
   name: '国家能源集团生态协作平台',
   url: 'https://ceic.dlnyzb.com/3001',
-  baseUrl: 'https://ceic.dlnyzb.com',
+  baseUrl: 'https://ceic.dlnyzb.com/',
 
   async crawl(browser: puppeteer.Browser): Promise<ChdtpResult[]> {
     const logger = new Logger('CeicCrawler');

src/crawler/services/cgnpc_target.ts

@@ -55,7 +55,7 @@ export interface CgnpcResult {
 export const CgnpcCrawler = {
   name: '中广核电子商务平台',
   url: 'https://ecp.cgnpc.com.cn/zbgg.html',
-  baseUrl: 'https://ecp.cgnpc.com.cn',
+  baseUrl: 'https://ecp.cgnpc.com.cn/',
 
   async crawl(browser: puppeteer.Browser): Promise<CgnpcResult[]> {
     const logger = new Logger('CgnpcCrawler');

src/crawler/services/cnncecp_target.ts

@@ -55,7 +55,7 @@ export interface CnncecpResult {
 export const CnncecpCrawler = {
   name: '中核集团电子采购平台',
   url: 'https://www.cnncecp.com/xzbgg/index.jhtml',
-  baseUrl: 'https://www.cnncecp.com',
+  baseUrl: 'https://www.cnncecp.com/',
 
   async crawl(browser: puppeteer.Browser): Promise<CnncecpResult[]> {
     const logger = new Logger('CnncecpCrawler');

src/crawler/services/cnooc_target.ts

@@ -55,7 +55,7 @@ export interface CnoocResult {
 export const CnoocCrawler = {
   name: '中海油招标平台',
   url: 'https://buy.cnooc.com.cn/cbjyweb/001/001001/moreinfo.html',
-  baseUrl: 'https://buy.cnooc.com.cn',
+  baseUrl: 'https://buy.cnooc.com.cn/',
 
   async crawl(browser: puppeteer.Browser): Promise<CnoocResult[]> {
     const logger = new Logger('CnoocCrawler');

src/crawler/services/eps_target.ts

@@ -55,7 +55,7 @@ export interface EpsResult {
 export const EpsCrawler = {
   name: '中国三峡集团电子商务平台',
   url: 'https://eps.ctg.com.cn/cms/channel/1ywgg1/index.htm',
-  baseUrl: 'https://eps.ctg.com.cn',
+  baseUrl: 'https://eps.ctg.com.cn/',
 
   async crawl(browser: puppeteer.Browser): Promise<EpsResult[]> {
     const logger = new Logger('EpsCrawler');

src/crawler/services/espic_target.ts

@@ -54,7 +54,7 @@ export interface EspicResult {
 
 export const EspicCrawler = {
   name: '电能e招采平台（国电投）',
-  baseUrl: 'https://ebid.espic.com.cn',
+  baseUrl: 'https://ebid.espic.com.cn/',
 
   // 生成动态 URL，使用当前日期
   getUrl(page: number = 1): string {

src/crawler/services/powerbeijing_target.ts

@@ -55,7 +55,7 @@ export interface PowerbeijingResult {
 export const PowerbeijingCrawler = {
   name: '北京京能电子商务平台',
   url: 'https://www.powerbeijing-ec.com/jncms/search/bulletin.html?dates=300&categoryId=2&tabName=%E6%8B%9B%E6%A0%87%E5%85%AC%E5%91%8A&page=1',
-  baseUrl: 'https://www.powerbeijing-ec.com',
+  baseUrl: 'https://www.powerbeijing-ec.com/',
 
   async crawl(browser: puppeteer.Browser): Promise<PowerbeijingResult[]> {
     const logger = new Logger('PowerbeijingCrawler');

src/crawler/services/sdicc_target.ts

@@ -55,7 +55,7 @@ export interface SdiccResult {
 export const SdiccCrawler = {
   name: '国投集团电子采购平台',
   url: 'https://www.sdicc.com.cn/cgxx/ggList',
-  baseUrl: 'https://www.sdicc.com.cn',
+  baseUrl: 'https://www.sdicc.com.cn/',
 
   async crawl(browser: puppeteer.Browser): Promise<SdiccResult[]> {
     const logger = new Logger('SdiccCrawler');

src/crawler/services/szecp_target.ts

@@ -50,7 +50,7 @@ async function simulateHumanScrolling(page: puppeteer.Page) {
 export const SzecpCrawler = {
   name: '华润守正采购交易平台',
   url: 'https://www.szecp.com.cn/first_zbgg/index.html',
-  baseUrl: 'https://www.szecp.com.cn',
+  baseUrl: 'https://www.szecp.com.cn/',
 
   async crawl(browser: puppeteer.Browser): Promise<ChdtpResult[]> {
     const logger = new Logger('SzecpCrawler');