feat(dashboard): painel Rafael — meta, comissão, inativos, pedidos recentes (C7)

GET /dashboard/rep retorna meta mensal, comissão (fixa + FLEX), clientes
inativos >30 dias e pedidos dos últimos 7 dias. RepTarget model com migration.
RafaelPainel conectado à API real via useRepDashboard().

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/web/src/lib/queries/dashboard.ts

@@ -0,0 +1,14 @@
+import { useQuery } from '@tanstack/react-query';
+import { RepDashboardSchema, type RepDashboard } from '@sar/api-interface';
+import { apiFetch } from '../api-client';
+
+export function useRepDashboard() {
+  return useQuery<RepDashboard>({
+    queryKey: ['dashboard', 'rep'],
+    queryFn: async () => {
+      const raw = await apiFetch('/dashboard/rep');
+      return RepDashboardSchema.parse(raw);
+    },
+    staleTime: 5 * 60 * 1000, // 5 min
+  });
+}