feat(Navigation): update navigation links and rename 'Matplan' to 'Matsedel'

feat(matsedel): add MealPlanClient and page for meal planning
feat(profil): add AI and suggestion tabs for admin users

frontend/app/profil/page.tsx

@@ -22,16 +22,25 @@ export default async function ProfilPage({ searchParams }: Props) {
   } else if (tab === 'anvandare' && isAdmin) {
     const { default: AnvandareTab } = await import('./tabs/AnvandareTab');
     TabContent = AnvandareTab;
+  } else if (tab === 'forslag' && isAdmin) {
+    const { default: ForslagTab } = await import('./tabs/ForslagTab');
+    TabContent = ForslagTab;
+  } else if (tab === 'ai' && isAdmin) {
+    const { default: AiTab } = await import('./tabs/AiTab');
+    TabContent = AiTab;
   } else {
     TabContent = MinProfilTab;
   }
 
+  const adminTabs = ['databas', 'anvandare', 'forslag', 'ai'];
+  const activeTab = isAdmin && adminTabs.includes(tab) ? tab : 'profil';
+
   return (
     <>
       <Navigation />
       <main style={{ padding: '1rem', maxWidth: '1200px', margin: '0 auto' }}>
         <h1 style={{ marginBottom: '1.5rem' }}>Min profil</h1>
-        <ProfileTabs activeTab={tab === 'databas' || tab === 'anvandare' ? tab : 'profil'} isAdmin={isAdmin} />
+        <ProfileTabs activeTab={activeTab} isAdmin={isAdmin} />
         <TabContent />
       </main>
     </>