fix: reporte de Clientes usa /aging-summary agrupado por cliente

pos/static/js/reports.js

@@ -504,7 +504,7 @@ const Reports = (() => {
         agingEl.innerHTML = spinner();
 
         try {
-            var data = await apiFetch('/pos/api/accounting/aging');
+            var data = await apiFetch('/pos/api/accounting/aging-summary');
             var clients = data.data || [];
             var totals = data.totals || {};
 

pos/static/pwa/sw.js

@@ -6,7 +6,7 @@
 // The fetch handler normalizes static asset URLs (strips ?v= query strings)
 // so templates can use cache-busting query params freely.
 
-const CACHE_NAME = 'nexus-pos-v25';
+const CACHE_NAME = 'nexus-pos-v26';
 
 const APP_SHELL = [
   '/pos/static/css/tokens.css',