UI: кнопка «Меню» (гамбургер) в нижней панели → боковое меню справа (плашка аккаунта + Выйти)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

frontend/src/components/BottomBar.tsx

@@ -1,10 +1,10 @@
-import { Plus, Settings, Users } from "lucide-react";
+import { Menu, Plus, Users } from "lucide-react";
 import { useNavigate } from "react-router-dom";
 
 import { useToast } from "../context/ToastContext";
 import { useMe } from "../hooks/auth";
 
-export function BottomBar() {
+export function BottomBar({ onMenu }: { onMenu: () => void }) {
   const { data: me } = useMe();
   const navigate = useNavigate();
   const toast = useToast();
@@ -29,9 +29,9 @@ export function BottomBar() {
 
       <div className="spacer" />
 
-      <button className="slot" onClick={() => navigate("/account")}>
-        <Settings size={20} />
-        <span>Аккаунт</span>
+      <button className="slot" onClick={onMenu} aria-label="Меню">
+        <Menu size={20} />
+        <span>Меню</span>
       </button>
 
       <button