feat(alertas): add alerts CRUD with stats and management UI

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/web/lib/hooks/use-usuarios.ts

@@ -0,0 +1,40 @@
+import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
+import * as usuariosApi from '../api/usuarios';
+import type { UserInvite, UserUpdate } from '@horux/shared';
+
+export function useUsuarios() {
+  return useQuery({
+    queryKey: ['usuarios'],
+    queryFn: usuariosApi.getUsuarios,
+  });
+}
+
+export function useInviteUsuario() {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: (data: UserInvite) => usuariosApi.inviteUsuario(data),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ['usuarios'] });
+    },
+  });
+}
+
+export function useUpdateUsuario() {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: ({ id, data }: { id: string; data: UserUpdate }) => usuariosApi.updateUsuario(id, data),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ['usuarios'] });
+    },
+  });
+}
+
+export function useDeleteUsuario() {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: (id: string) => usuariosApi.deleteUsuario(id),
+    onSuccess: () => {
+      queryClient.invalidateQueries({ queryKey: ['usuarios'] });
+    },
+  });
+}