feat: AI市场分析功能

- 后端：AI分析服务、工具调用、定时任务
- 前端：报告列表、详情页、Mermaid图表支持
- 支持OpenAI API兼容模型
- 收盘后自动分析生成报告

src/routes/ai-analysis.tsx

@@ -0,0 +1,29 @@
+import * as React from "react";
+import { Link, Outlet, createFileRoute } from "@tanstack/react-router";
+import { ArrowLeft, BrainCircuit } from "lucide-react";
+
+export const Route = createFileRoute("/ai-analysis")({
+  component: AiAnalysisLayout,
+});
+
+function AiAnalysisLayout() {
+  return (
+    <div className="min-h-screen bg-[#0d1117] text-[#e6edf3]">
+      <div className="max-w-4xl mx-auto px-4 py-6">
+        {/* Header */}
+        <div className="flex items-center gap-3 mb-6">
+          <Link to="/" className="text-[#8b949e] hover:text-[#e6edf3] transition-colors">
+            <ArrowLeft className="h-5 w-5" />
+          </Link>
+          <h1 className="text-xl md:text-2xl font-bold flex items-center gap-2">
+            <BrainCircuit className="h-5 w-5 text-[#58a6ff]" />
+            AI 市场分析
+          </h1>
+        </div>
+
+        {/* Child routes render here */}
+        <Outlet />
+      </div>
+    </div>
+  );
+}