refactor(core): move app para src e padroniza estrutura

src/shared/components/skeletons/widget-skeleton.tsx

@@ -0,0 +1,44 @@
+import { Card, CardContent, CardHeader } from "@/shared/components/ui/card";
+import { Skeleton } from "@/shared/components/ui/skeleton";
+
+/**
+ * Skeleton fiel ao WidgetCard
+ * Usado enquanto widgets do dashboard estão carregando
+ */
+export function WidgetSkeleton() {
+	return (
+		<Card className="relative h-auto gap-0 py-0 md:h-custom-height-card md:overflow-hidden">
+			<CardHeader className="border-b px-6 py-4">
+				<div className="flex w-full items-start justify-between">
+					<div className="min-w-0 space-y-1.5">
+						{/* Title com ícone */}
+						<div className="flex items-center gap-2">
+							<Skeleton className="size-4 rounded-2xl bg-foreground/10" />
+							<Skeleton className="h-5 w-32 rounded-2xl bg-foreground/10" />
+						</div>
+						{/* Subtitle */}
+						<Skeleton className="h-3 w-48 rounded-2xl bg-foreground/10" />
+					</div>
+				</div>
+			</CardHeader>
+
+			<CardContent className="min-h-0 flex-1 overflow-hidden px-6 py-4">
+				<div className="flex flex-col gap-3">
+					{/* Simula 5 linhas de conteúdo */}
+					{Array.from({ length: 5 }).map((_, i) => (
+						<div key={i} className="flex items-center justify-between gap-3">
+							<div className="flex flex-1 items-center gap-3">
+								<Skeleton className="size-10 rounded-2xl bg-foreground/10" />
+								<div className="flex-1 space-y-2">
+									<Skeleton className="h-4 w-full rounded-2xl bg-foreground/10" />
+									<Skeleton className="h-3 w-24 rounded-2xl bg-foreground/10" />
+								</div>
+							</div>
+							<Skeleton className="h-6 w-20 rounded-2xl bg-foreground/10" />
+						</div>
+					))}
+				</div>
+			</CardContent>
+		</Card>
+	);
+}