feat(小宝): 优化助手入口与预警已读

关键改动：

- 更新 README 项目说明和小宝相关入口命名

- 优化问翻小宝页面与侧边栏测试

- 小宝预警已读状态抑制同签名重复 AI 请求

Co-Authored-By: Codex GPT-5 <codex@openai.com>

apps/web/app/wenfan-xiaobao/page.tsx

@@ -62,7 +62,7 @@ const INITIAL_MESSAGES: ChatMessage[] = [
     role: 'assistant',
     type: 'intro',
     content:
-      '我是问翻小宝，第一阶段只从内置帮助中心回答系统怎么用，不调用 AI，也不消耗模型 token。你可以问产品、项目、版本、需求池、开发任务、测试用例、Bug 和日志记录。',
+      '第一阶段只从内置帮助中心回答系统怎么用，不调用 AI，也不消耗模型 token。你可以问产品、项目、版本、需求池、开发任务、测试用例、Bug 和日志记录。',
   },
 ];
 
@@ -337,7 +337,6 @@ function MessageRow({
         <BotMessageSquare className="h-4 w-4" strokeWidth={1.9} />
       </div>
       <div className="min-w-0 flex-1 pt-0.5">
-        <p className="mb-1 text-[13px] font-semibold text-[#171717]">问翻小宝</p>
         {message.type === 'intro' && <p className="text-[14px] leading-7 text-[#202123]">{message.content}</p>}
         {message.type === 'article' && <HelpAnswer result={message.result} onAsk={onAsk} />}
         {message.type === 'fallback' && (

apps/web/app/xiaobao-warning/page.tsx

@@ -16,6 +16,7 @@ import {
   filterXiaobaoRiskWarnings,
   formatRemainingWork,
   isXiaobaoWarningUpdated,
+  shouldSkipXiaobaoRiskInsightRequestForReadState,
   sanitizeRiskInsight,
 } from '@/lib/xiaobao-warning-view';
 import { formatDateTime } from '@/lib/format';
@@ -90,6 +91,7 @@ function XiaobaoWarningContent() {
 
   useEffect(() => {
     risks.forEach((risk) => {
+      if (shouldSkipXiaobaoRiskInsightRequestForReadState(risk, readStates, user?.id, readStateLoaded)) return;
       const previous = findPreviousRiskSnapshot(snapshots, risk.versionId, today);
       const key = buildXiaobaoRiskInsightPendingKey(risk);
       if (!shouldRequestRiskInsightWithRequestGate({
@@ -123,11 +125,14 @@ function XiaobaoWarningContent() {
     insights,
     insightRequestAttempts,
     pendingInsightKeys,
+    readStateLoaded,
+    readStates,
     riskDataLoaded,
     risks,
     saveInsight,
     snapshots,
     today,
+    user?.id,
   ]);
 
   const risksWithInsight = useMemo(() => risks.map((risk) => attachXiaobaoRiskSuggestion(risk, {