feat: design update, show avatar in navbar

frontend/spa/src/router.js

@@ -34,6 +34,13 @@ const routes = [
 export const router = createRouter({
     history: createWebHashHistory('/image/catalog/tgshopspa/'),
     routes,
+    scrollBehavior(to, from, savedPosition) {
+        if (savedPosition) {
+            return savedPosition;
+        }
+
+        return {top: 0, behavior: 'smooth'};
+    },
 });
 
 router.beforeEach((to, from, next) => {