"use client"; import dynamic from "next/dynamic"; import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card"; interface LineChartData { date: string; value: number; [key: string]: string | number; } interface LineChartProps { data: LineChartData[]; title?: string; dataKey?: string; color?: string; gradient?: boolean; height?: number; className?: string; } const ChartSkeleton = ({ height = 300 }: { height?: number }) => (