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

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

apps/web/lib/api/usuarios.ts

@@ -0,0 +1,21 @@
+import { apiClient } from './client';
+import type { UserListItem, UserInvite, UserUpdate } from '@horux/shared';
+
+export async function getUsuarios(): Promise<UserListItem[]> {
+  const response = await apiClient.get<UserListItem[]>('/usuarios');
+  return response.data;
+}
+
+export async function inviteUsuario(data: UserInvite): Promise<UserListItem> {
+  const response = await apiClient.post<UserListItem>('/usuarios/invite', data);
+  return response.data;
+}
+
+export async function updateUsuario(id: string, data: UserUpdate): Promise<UserListItem> {
+  const response = await apiClient.patch<UserListItem>(`/usuarios/${id}`, data);
+  return response.data;
+}
+
+export async function deleteUsuario(id: string): Promise<void> {
+  await apiClient.delete(`/usuarios/${id}`);
+}