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

src/app/(dashboard)/dashboard/loading.tsx

@@ -0,0 +1,19 @@
+import { DashboardGridSkeleton } from "@/shared/components/skeletons";
+import { Skeleton } from "@/shared/components/ui/skeleton";
+
+export default function DashboardLoading() {
+	return (
+		<main className="flex flex-col gap-4">
+			<div className="space-y-2 px-1 py-2">
+				<Skeleton className="h-8 w-72 rounded-xl bg-foreground/10" />
+				<Skeleton className="h-5 w-56 rounded-xl bg-foreground/10" />
+			</div>
+
+			{/* Month Picker skeleton */}
+			<Skeleton className="h-[56px] w-full rounded-xl bg-foreground/10" />
+
+			{/* Dashboard content skeleton (Section Cards + Widget Grid) */}
+			<DashboardGridSkeleton />
+		</main>
+	);
+}

src/app/(dashboard)/dashboard/page.tsx

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+import { DashboardGridEditable } from "@/features/dashboard/components/dashboard-grid-editable";
+import { DashboardMetricsCards } from "@/features/dashboard/components/dashboard-metrics-cards";
+import { DashboardWelcome } from "@/features/dashboard/components/dashboard-welcome";
+import { fetchDashboardData } from "@/features/dashboard/fetch-dashboard-data";
+import { fetchUserDashboardPreferences } from "@/features/dashboard/preferences-queries";
+import { triggerRecurringGeneration } from "@/features/recurring/trigger-recurring-generation";
+import {
+	buildOptionSets,
+	buildSluggedFilters,
+	getSingleParam,
+} from "@/features/transactions/page-helpers";
+import {
+	fetchLancamentoFilterSources,
+	fetchRecentEstablishments,
+} from "@/features/transactions/queries";
+import MonthNavigation from "@/shared/components/month-picker/month-navigation";
+import { getUser } from "@/shared/lib/auth/server";
+import { parsePeriodParam } from "@/shared/utils/period";
+
+type PageSearchParams = Promise<Record<string, string | string[] | undefined>>;
+
+type PageProps = {
+	searchParams?: PageSearchParams;
+};
+
+export default async function Page({ searchParams }: PageProps) {
+	const user = await getUser();
+	await triggerRecurringGeneration(user.id);
+	const resolvedSearchParams = searchParams ? await searchParams : undefined;
+	const periodoParam = getSingleParam(resolvedSearchParams, "periodo");
+	const { period: selectedPeriod } = parsePeriodParam(periodoParam);
+
+	const [dashboardData, preferences, filterSources, estabelecimentos] =
+		await Promise.all([
+			fetchDashboardData(user.id, selectedPeriod),
+			fetchUserDashboardPreferences(user.id),
+			fetchLancamentoFilterSources(user.id),
+			fetchRecentEstablishments(user.id),
+		]);
+	const { dashboardWidgets } = preferences;
+	const sluggedFilters = buildSluggedFilters(filterSources);
+	const {
+		pagadorOptions,
+		splitPagadorOptions,
+		defaultPagadorId,
+		contaOptions,
+		cartaoOptions,
+		categoriaOptions,
+	} = buildOptionSets({
+		...sluggedFilters,
+		pagadorRows: filterSources.pagadorRows,
+	});
+
+	return (
+		<main className="flex flex-col gap-4">
+			<DashboardWelcome name={user.name} />
+			<MonthNavigation />
+			<DashboardMetricsCards metrics={dashboardData.metrics} />
+			<DashboardGridEditable
+				data={dashboardData}
+				period={selectedPeriod}
+				initialPreferences={dashboardWidgets}
+				quickActionOptions={{
+					pagadorOptions,
+					splitPagadorOptions,
+					defaultPagadorId,
+					contaOptions,
+					cartaoOptions,
+					categoriaOptions,
+					estabelecimentos,
+				}}
+			/>
+		</main>
+	);
+}