docs: add JSDoc headers to all externally exported store functions

src/store/customergroup/order.js

@@ -5,6 +5,17 @@ import {
 import request from '../request.js';
 import resolveCompanyAccess from '../companyuser/resolveCompanyAccess.js';
 
+/**
+ * Reorders the customer groups of a company.
+ *
+ * @param {object} pool - The mssql connection pool.
+ * @returns {Function} An async function that reorders customer groups.
+ *
+ * @example
+ * const fn = order(pool);
+ * const result = await fn(42, 1, { customergroupIds: [3, 1, 2] });
+ * // => { customergroupIds: [3, 1, 2] }
+ */
 export default function order(pool) {
   const access = resolveCompanyAccess(pool);