feat(web/m7-364): clear persisted queue + reset queue on logout

web/src/lib/auth/store.svelte.ts

@@ -1,5 +1,7 @@
 import { api, type User, type LoginResponse } from '$lib/api/client';
 import { queryClient } from '$lib/query/client';
+import { clearPersistedQueue } from '$lib/player/persisted';
+import { playQueue, closeQueueDrawer } from '$lib/player/store.svelte';
 
 let _user = $state<User | null>(null);
 
@@ -23,6 +25,7 @@ export async function login(username: string, password: string): Promise<void> {
 }
 
 export async function logout(opts: { silent?: boolean } = {}): Promise<void> {
+  const userId = _user?.id;
   if (!opts.silent) {
     try {
       await api.post('/api/auth/logout', {});
@@ -32,4 +35,9 @@ export async function logout(opts: { silent?: boolean } = {}): Promise<void> {
   }
   _user = null;
   queryClient.clear();
+  // M7 #364: clear queue persistence + reset in-memory queue + close drawer
+  // so a subsequent login doesn't inherit the previous user's playback state.
+  if (userId) clearPersistedQueue(userId);
+  playQueue([]);
+  closeQueueDrawer();
 }