feat: sync Sidebar and BottomNav, standardize user profile API

Align Sidebar & BottomNav menus, remove "Search", add user profile mock data, implement /api/users, add FilterDrawer, complete Section, ProfileHeader, MetricsRFM components

Co-authored-by: null <4804959+fnvtk@users.noreply.github.com>

components/ai-assistant/create-task-dialog.tsx

@@ -0,0 +1,142 @@
+"use client"
+
+import { useState } from "react"
+import { Brain } from 'lucide-react'
+import type { AnalysisTask, DatabaseInfo, ReportTemplate } from "@/types/ai-assistant"
+import { Button } from "@/components/ui/button"
+import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogTrigger } from "@/components/ui/dialog"
+import { Input } from "@/components/ui/input"
+import { Label } from "@/components/ui/label"
+import { Textarea } from "@/components/ui/textarea"
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select"
+import { Switch } from "@/components/ui/switch"
+import { sanitizeText } from "@/lib/text-sanitize"
+
+export default function CreateTaskDialog({
+  databases,
+  templates,
+  onCreate,
+}: {
+  databases: DatabaseInfo[]
+  templates: ReportTemplate[]
+  onCreate: (task: AnalysisTask) => void
+}) {
+  const [open, setOpen] = useState(false)
+  const [name, setName] = useState("")
+  const [database, setDatabase] = useState("")
+  const [template, setTemplate] = useState("")
+  const [customPrompt, setCustomPrompt] = useState("")
+  const [includeCharts, setIncludeCharts] = useState(true)
+  const [includeRecommendations, setIncludeRecommendations] = useState(true)
+
+  function submit() {
+    const task: AnalysisTask = {
+      id: `task_${Date.now()}`,
+      name: name || "未命名任务",
+      database: database || "未选择数据库",
+      status: "pending",
+      progress: 0,
+      createdAt: new Date().toISOString(),
+      description: sanitizeText(
+        `${customPrompt}${
+          includeCharts ? " | 包含图表" : ""
+        }${includeRecommendations ? " | 包含AI建议" : ""}`,
+      ),
+    }
+    onCreate(task)
+    setOpen(false)
+    setName("")
+    setDatabase("")
+    setTemplate("")
+    setCustomPrompt("")
+    setIncludeCharts(true)
+    setIncludeRecommendations(true)
+  }
+
+  return (
+    <Dialog open={open} onOpenChange={setOpen}>
+      <DialogTrigger asChild>
+        <Button className="flex items-center gap-2">
+          <Brain className="w-4 h-4" />
+          创建分析任务
+        </Button>
+      </DialogTrigger>
+      <DialogContent className="max-w-2xl">
+        <DialogHeader>
+          <DialogTitle>创建新的分析任务</DialogTitle>
+        </DialogHeader>
+        <div className="space-y-4 py-2">
+          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="space-y-2">
+              <Label htmlFor="taskName">任务名称</Label>
+              <Input id="taskName" value={name} onChange={(e) => setName(e.target.value)} placeholder="输入任务名称" />
+            </div>
+            <div className="space-y-2">
+              <Label htmlFor="database">选择数据库</Label>
+              <Select value={database} onValueChange={setDatabase}>
+                <SelectTrigger>
+                  <SelectValue placeholder="选择要分析的数据库" />
+                </SelectTrigger>
+                <SelectContent>
+                  {databases.map((db) => (
+                    <SelectItem key={db.id} value={db.name}>
+                      {db.name}（{db.type}）
+                    </SelectItem>
+                  ))}
+                </SelectContent>
+              </Select>
+            </div>
+          </div>
+
+          <div className="space-y-2">
+            <Label htmlFor="template">报告模板</Label>
+            <Select value={template} onValueChange={setTemplate}>
+              <SelectTrigger>
+                <SelectValue placeholder="选择报告模板" />
+              </SelectTrigger>
+              <SelectContent>
+                {templates.map((t) => (
+                  <SelectItem key={t.id} value={t.id}>
+                    {t.name} - {t.category}
+                  </SelectItem>
+                ))}
+              </SelectContent>
+            </Select>
+          </div>
+
+          <div className="space-y-2">
+            <Label htmlFor="customPrompt">自定义分析要求</Label>
+            <Textarea
+              id="customPrompt"
+              rows={4}
+              value={customPrompt}
+              onChange={(e) => setCustomPrompt(e.target.value)}
+              placeholder="描述希望 AI 重点分析的内容..."
+            />
+          </div>
+
+          <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
+            <div className="flex items-center space-x-2">
+              <Switch id="includeCharts" checked={includeCharts} onCheckedChange={setIncludeCharts} />
+              <Label htmlFor="includeCharts">包含图表和可视化</Label>
+            </div>
+            <div className="flex items-center space-x-2">
+              <Switch
+                id="includeRecommendations"
+                checked={includeRecommendations}
+                onCheckedChange={setIncludeRecommendations}
+              />
+              <Label htmlFor="includeRecommendations">包含 AI 建议与推荐</Label>
+            </div>
+          </div>
+        </div>
+        <div className="flex justify-end gap-2">
+          <Button variant="outline" onClick={() => setOpen(false)}>
+            取消
+          </Button>
+          <Button onClick={submit}>开始分析</Button>
+        </div>
+      </DialogContent>
+    </Dialog>
+  )
+}