精简聊天页面说明并静默恢复草稿

tests/frontend/chat.test.cjs

@@ -926,12 +926,13 @@ test('a new conversation draft restores after refresh and moves to the created c
     assert.equal(store.read(null),'');assert.equal(store.read(1),'');assert.equal(store.active(),'1');
 });
 
-test('quota failure replaces a restored-draft notice and clears after storage recovers', async () => {
+test('draft recovery stays silent but quota failure remains visible until storage recovers', async () => {
     const history=[{id:9,title:'A',ctime:'now'}],app=await customerPage({human:false,history});
     await app.click(app.element('historyWrap').children[0]);
     app.element('input-text').value='已保存草稿';app.element('input-text').listeners.input();await app.pageHide();
     const restored=await customerPage({human:false,history,storage:app.storage,tabStorage:app.tabStorage});
-    assert.match(restored.element('composer-status').textContent,/已恢复/);
+    assert.equal(restored.element('input-text').value,'已保存草稿');
+    assert.equal(restored.element('composer-status').textContent,'');
     const setItem=restored.context.localStorage.setItem;
     restored.context.localStorage.setItem=()=>{throw Error('quota');};
     restored.element('input-text').value='新的未保存输入';restored.element('input-text').listeners.input();await restored.runTimers(250);