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

src/features/dashboard/components/dashboard-welcome.tsx

@@ -0,0 +1,18 @@
+import { formatCurrentDate, getGreeting } from "./welcome-widget";
+
+export function DashboardWelcome({ name }: { name?: string | null }) {
+	const displayName = name && name.trim().length > 0 ? name : "Administrador";
+	const formattedDate = formatCurrentDate();
+	const greeting = getGreeting();
+
+	return (
+		<section className="p-2">
+			<div className="tracking-tight">
+				<h1 className="text-xl">
+					{greeting}, {displayName}
+				</h1>
+				<p className="text-sm mt-1">{formattedDate}</p>
+			</div>
+		</section>
+	);
+}