更新压缩机制，提高前缀缓存命中率，优化UI渲染机制，提高帧数

tests/web_page/steps/v_probe3.json

@@ -0,0 +1 @@
+[{"action": "eval_js", "js": "(() => { const out = []; Array.from(document.querySelectorAll('nz-select')).forEach(e => { const t = (e.textContent||'').trim().replace(/\\s+/g, ' ').slice(0, 25); if (t) out.push(t); }); return JSON.stringify(out); })()"}]