Privacy policy and navbar updates

App.tsx

@@ -123,7 +123,9 @@ export default function App() {
     <div className="flex h-screen bg-secondary">
       <aside className="w-64 bg-card border-r border-border flex flex-col">
         <div className="p-6 border-b border-border flex items-center justify-center">
-          <img src={logo} alt="labwise" className="h-15" />
+          <button onClick={() => setActiveTab('dashboard')} className="cursor-pointer">
+            <img src={logo} alt="labwise" className="h-15" />
+          </button>
         </div>
         <nav className="flex-1 p-4">
           {navItems.map(item => {