92e3d755d0
- Add conditional Admin nav link (v-if authStore.user?.role === 'admin') with shield SVG icon - Add user identity footer: initials avatar (bg-indigo-100), email (truncate flex-1), sign-out icon button (aria-label="Sign out") - Import useAuthStore alongside existing topicsStore; add useRouter for post-logout redirect - All existing nav links, topicsStore reference, and scoped styles preserved unchanged