refactor(admin): simplify sidebar toggle by removing router navigation and active section guard

src/features/admin/components/AdminSidebar.js

@@ -2,7 +2,7 @@
 
 import React, { useState, useEffect } from 'react';
 import Link from 'next/link';
-import { usePathname, useRouter } from 'next/navigation';
+import { usePathname } from 'next/navigation';
 import * as Icons from '@zen/core/shared/icons';
 import { ChevronDownIcon } from '@zen/core/shared/icons';
 
@@ -22,17 +22,10 @@ function resolveIcon(iconNameOrComponent) {
 
 const AdminSidebar = ({ isMobileMenuOpen, setIsMobileMenuOpen, appName, enabledModules, navigationSections: serverNavigationSections }) => {
     const pathname = usePathname();
-    const router = useRouter();
 
     const [collapsedSections, setCollapsedSections] = useState(new Set());
 
     const toggleSection = (sectionId) => {
-        const section = navigationSections.find(s => s.id === sectionId);
-
-        if (section && isSectionActive(section)) {
-            return;
-        }
-
         setCollapsedSections(prev => {
             const newCollapsed = new Set(prev);
             if (newCollapsed.has(sectionId)) {
@@ -131,12 +124,7 @@ const AdminSidebar = ({ isMobileMenuOpen, setIsMobileMenuOpen, appName, enabledM
         return (
             <div key={section.id}>
                 <button
-                    onClick={() => {
-                        if (isCollapsed && section.items.length > 0) {
-                            router.push(section.items[0].href);
-                        }
-                        toggleSection(section.id);
-                    }}
+                    onClick={() => toggleSection(section.id)}
                     className={`cursor-pointer ${parentBase} ${isActive && isCollapsed ? parentActif : isActive ? parentActifOuvert : inactive}`}
                 >
                     <div className="flex items-center gap-2">