fix: 表单登录后补调 loadArchivedLists，重新登录不再丢失「已归档 N」入口

frontend/src/App.vue

@@ -564,6 +564,7 @@ async function submitAuth() {
     restoreNavigation(data.inbox_id || lists.value.find((item: TaskList) => item.is_inbox)?.id || lists.value[0]?.id || '')
     expandedFolders.value = new Set(folders.value.map((folder) => folder.id))
     await syncBrowserTimezone(data.user?.timezone)
+    await loadArchivedLists()
     void preloadCountdowns()
     await loadRestoredView()
   } catch (reason) { fail(reason) }

frontend/src/style.test.ts

@@ -1852,3 +1852,12 @@ describe('original circular floating add button', () => {
     expect(floatingAdd).not.toContain('pupilOffset')
   })
 })
+
+describe('auth bootstrap paths', () => {
+  it('loads archived lists on both cookie bootstrap and form login paths', () => {
+    const bootstrapBlock = app.slice(app.indexOf('async function bootstrap()'), app.indexOf('async function submitAuth()'))
+    const submitAuthBlock = app.slice(app.indexOf('async function submitAuth()'), app.indexOf('async function loadTaskPages'))
+    expect(bootstrapBlock).toContain('await loadArchivedLists()')
+    expect(submitAuthBlock).toContain('await loadArchivedLists()')
+  })
+})