feat: 全面优化系统 - 修复task1语法错误 + Bot超时保护 + 熔断重试 + Redis缓存 + SEO + 日志清理 + 内容质量评估

scripts/daily-news.mjs

@@ -3,6 +3,7 @@ import { PrismaMariaDb } from "@prisma/adapter-mariadb";
 import OpenAI from "openai";
 import "dotenv/config";
 import { withRetry } from "./lib/retry.mjs";
+import { cacheGet, cacheSet, disconnectRedis } from "./lib/redis-cache.mjs";
 
 const rawUrl = process.env.DATABASE_URL;
 if (!rawUrl) { console.error("DATABASE_URL not set"); process.exit(1); }
@@ -20,6 +21,14 @@ const openai = new OpenAI({
 });
 
 async function fetchRSS(rssUrl, source) {
+  // 缓存 RSS 结果 30 分钟，避免重复请求
+  const cacheKey = `rss:${source}:${rssUrl}`;
+  const cached = await cacheGet(cacheKey);
+  if (cached) {
+    console.log(`   📦 ${source} RSS 命中缓存 (${cached.length} 条)`);
+    return cached;
+  }
+
   try {
     const response = await fetch(rssUrl, {
       headers: { "User-Agent": "Mozilla/5.0 (compatible; NewsBot/1.0)" },
@@ -46,6 +55,11 @@ async function fetchRSS(rssUrl, source) {
         });
       }
     }
+
+    // 缓存 30 分钟
+    if (items.length > 0) {
+      await cacheSet(cacheKey, items, 1800);
+    }
     return items;
   } catch (e) {
     console.error(`   ⚠️ ${source} RSS获取失败: ${e.message}`);
@@ -391,6 +405,7 @@ async function main() {
     process.exit(1);
   } finally {
     await prisma.$disconnect();
+    await disconnectRedis();
   }
 }