[FIX] Cache-buster ?v=20260613 sui JS/CSS modificati (help/common/common-bi/i18n/feedback/style/demo) + bump bug-reporter + demo assets

Risolve 'le modifiche non si vedono': /js/help.js era senza ?v -> browser serviva la versione cached
vecchia. 281 ref su 57 pagine + injection demo/bug-reporter aggiornate.

public/setup-org.html

@@ -4,7 +4,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Configura Organizzazione - NIS2 Agile</title>
-    <link rel="stylesheet" href="css/style.css">
+    <link rel="stylesheet" href="css/style.css?v=20260613">
 </head>
 <body>
     <div class="app-layout">
@@ -152,8 +152,8 @@
         </main>
     </div>
 
-    <script src="js/api.js"></script>
-    <script src="js/common.js"></script>
+    <script src="js/api.js?v=20260613"></script>
+    <script src="js/common.js?v=20260613"></script>
     <script>
         // ── Auth check ───────────────────────────────────────────
         if (!checkAuth()) throw new Error('Not authenticated');