富交互页 a11y 抽查收尾：8+3 页扫描，修复 cloudflare 筛选器无名/access-token amber 对比度/notifications 缺 h1 共 3 处，全部复扫归零；基准 total_issues 保持 8

Result: {"status":"keep","total_issues":8,"eslint_errors":0,"eslint_problems":0,"eslint_warnings":0,"golint_canonicalheader":0,"golint_errname":0,"golint_errorlint":1,"golint_exhaustive":0,"golint_forcetypeassert":0,"golint_gosec":0,"golint_intrange":0,"golint_modernize":3,"golint_nilnil":3,"golint_perfsprint":0,"golint_prealloc":0,"golint_recvcheck":1,"golint_test_testifylint":0,"golint_test_thelper":0,"golint_test_total":0,"golint_test_usetesting":0,"golint_total":8,"golint_usestdlibvars":0,"golint_vetx_total":0,"golint_wastedassign":0,"measure_s":85,"tsc_errors":0,"vitest_failed":0,"vitest_total":126}

frontend/app/(main)/cloudflare/components/sync-tasks-panel.tsx

@@ -222,7 +222,7 @@ export function SyncTasksPanel() {
               setPage(1);
             }}
           >
-            <SelectTrigger size='sm' className='w-[120px]'>
+            <SelectTrigger size='sm' className='w-[120px]' aria-label={t('statusPlaceholder')}>
               <SelectValue placeholder={t('statusPlaceholder')} />
             </SelectTrigger>
             <SelectContent>