[Feature][0.12.0-Beta] Enhance Load Average Display, Charting & Alert Grouping (#960)

* Add 1m load

* update alart dialog

* fix null data

* Remove omit zero

* change table and alert view

beszel/site/src/components/ui/collapsible.tsx

@@ -0,0 +1,49 @@
+import * as React from "react"
+import { ChevronDownIcon, HourglassIcon } from "lucide-react"
+import { cn } from "@/lib/utils"
+import { Button } from "./button"
+
+interface CollapsibleProps {
+	title: string
+	children: React.ReactNode
+	description?: React.ReactNode
+	defaultOpen?: boolean
+	className?: string
+	icon?: React.ReactNode
+}
+
+export function Collapsible({ title, children, description, defaultOpen = false, className, icon }: CollapsibleProps) {
+	const [isOpen, setIsOpen] = React.useState(defaultOpen)
+
+	return (
+		<div className={cn("border rounded-lg", className)}>
+			<Button
+				variant="ghost"
+				className="w-full justify-between p-4 font-semibold"
+				onClick={() => setIsOpen(!isOpen)}
+			>
+				<div className="flex items-center gap-2">
+					{icon}
+					{title}
+				</div>
+				<ChevronDownIcon
+					className={cn("h-4 w-4 transition-transform duration-200", {
+						"rotate-180": isOpen,
+					})}
+				/>
+			</Button>
+			{description && (
+				<div className="px-4 pb-2 text-sm text-muted-foreground">
+					{description}
+				</div>
+			)}
+			{isOpen && (
+				<div className="px-4 pb-4">
+					<div className="grid gap-3">
+						{children}
+					</div>
+				</div>
+			)}
+		</div>
+	)
+}