重构：新增定时插件业务逻辑内聚到各自插件目录

- daily_news 插件内置百度新闻与60s图片获取逻辑，移除对 base.func_news 的业务依赖\n- epic_free 插件内置周五判断与免费游戏抓取逻辑，移除对 base.func_epic 的业务依赖\n- daily_ranking 插件内置排行生成与积分奖励逻辑，不再依赖 MessageStorage 业务封装\n- sehuatang_push 改为引用插件目录内的抓取与PDF生成实现，将核心业务代码迁入插件目录\n- 确保新插件可独立承载自身业务逻辑，平台层仅提供调度与基础设施能力

plugins/daily_news/main.py

@@ -1,11 +1,11 @@
 # -*- coding: utf-8 -*-
 import asyncio
 import base64
+from datetime import datetime
 from typing import Any, Dict, List, Optional, Tuple
 
 import requests
 
-from base.func_news import News
 from base.plugin_common.message_plugin_interface import MessagePluginInterface
 from base.plugin_common.plugin_interface import PluginStatus
 from utils.robot_cmd.robot_command import GroupBotManager
@@ -108,9 +108,9 @@ class DailyNewsPlugin(MessagePluginInterface):
             return {"success": False, "summary": "没有可推送目标群", "detail": {"target_count": 0}}
 
         try:
-            # 新闻抓取为同步逻辑，放入线程池避免阻塞调度主循环。
-            text_news = await asyncio.to_thread(News().get_baidu_news)
-            image_url = await asyncio.to_thread(News().get_news_60s)
+            # 新闻抓取逻辑内聚在插件内，避免依赖外部业务模块。
+            text_news = await asyncio.to_thread(self._get_baidu_news)
+            image_url = await asyncio.to_thread(self._get_news_60s_image)
         except Exception as e:
             return {"success": False, "summary": f"新闻抓取失败: {e}", "detail": {"error": str(e)}}
 
@@ -151,3 +151,41 @@ class DailyNewsPlugin(MessagePluginInterface):
         resp = requests.get(url, timeout=15)
         resp.raise_for_status()
         return base64.b64encode(resp.content).decode("utf-8")
+
+    @staticmethod
+    def _get_baidu_news() -> str:
+        """获取百度热榜文本（插件内实现）。"""
+        headers = {
+            "User-Agent": (
+                "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) "
+                "Gecko/20100101 Firefox/110.0"
+            )
+        }
+        url = "https://top.baidu.com/api/board?platform=wise&tab=realtime"
+        now = datetime.now()
+        current_date = now.strftime("%Y年%m月%d日")
+        weekdays = ["星期一", "星期二", "星期三", "星期四", "星期五", "星期六", "星期日"]
+        output = f"当前日期：{current_date}  {weekdays[now.weekday()]}\n\n"
+
+        resp = requests.get(url, headers=headers, timeout=15)
+        resp.raise_for_status()
+        post = resp.json()
+        cards = post.get("data", {}).get("cards", [])
+        index = 1
+        for card in cards:
+            for block in card.get("content", []):
+                for article in block.get("content", []):
+                    if isinstance(article, dict) and "word" in article:
+                        title = str(article.get("word", "")).strip().replace(" ", "_")
+                        output += f"{index} :#{title}\n"
+                        index += 1
+        return output
+
+    @staticmethod
+    def _get_news_60s_image() -> Optional[str]:
+        """获取 60s 新闻图片地址（插件内实现）。"""
+        api_url = "http://192.168.2.32:4399/v2/60s"
+        resp = requests.get(api_url, timeout=15)
+        resp.raise_for_status()
+        data = resp.json()
+        return (data or {}).get("data", {}).get("image")