重构斗鱼粉丝日报为信息优先结构

1. 更新粉丝日报提示词，优先提炼赛事、位置、英雄、对局和场外有效信息\n2. 扩展模板解析与渲染逻辑，支持今日重点信息、核心讨论话题、英雄与对局焦点等新板块\n3. 优化粉丝日报兜底文案与模板展示，让本地提纯结果和LLM语义总结共同参与输出

plugins/douyu/templates/daily_fans_report.html

@@ -139,6 +139,17 @@
         background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,249,244,.94));
         border: 1px solid var(--line);
     }
+    .section-summary-list {
+        margin: 0 0 14px;
+        padding-left: 22px;
+    }
+    .section-summary-list li {
+        margin: 8px 0;
+        color: #5a3e37;
+        font-size: 15px;
+        line-height: 1.76;
+        font-weight: 600;
+    }
     .section-title {
         display: flex;
         align-items: center;
@@ -387,16 +398,19 @@
 
             <div class="section">
                 <div class="section-title"><span class="icon"></span><span>今日重点信息</span></div>
+                {{ effective_summary_html }}
                 <div class="info-grid">{{ effective_info_html }}</div>
             </div>
 
             <div class="section">
                 <div class="section-title"><span class="icon"></span><span>核心讨论话题</span></div>
+                {{ topic_focus_html }}
                 <div class="topic-grid">{{ topic_clusters_html }}</div>
             </div>
 
             <div class="section">
                 <div class="section-title"><span class="icon"></span><span>英雄与对局焦点</span></div>
+                {{ hero_focus_html }}
                 <div class="hero-grid">{{ hero_mentions_html }}</div>
             </div>