https://12inf.ai/site-navigation.js

1// Warm public documents without intercepting navigation or delaying user input.
2(() => {
3  // Public documents only: no private jobs, drafts, trials or API mutations.
4  const prefetched = new Set();
5  function preload(event) {
6    if (navigator.connection?.saveData) return;
7    const anchor = event.target instanceof Element ? event.target.closest('a[href]') : null;
8    if (!anchor || anchor.target || anchor.hasAttribute('download')) return;
9    const url = new URL(anchor.href, location.href);
10    if (url.origin !== location.origin || url.search || url.hash || url.pathname === location.pathname) return;
11    if (!/^\/(?:resources(?:\/(?!admin(?:\/|$))[^/]+)?|try|pricing)?\/?$/.test(url.pathname)) return;
12    if (prefetched.has(url.href) || prefetched.size >= 8) return;
13    prefetched.add(url.href);
14    const link = document.createElement('link');link.rel = 'prefetch';link.href = url.href;document.head.append(link);
15  }
16  document.addEventListener('pointerover', preload, {passive:true});
17  document.addEventListener('focusin', preload);
18})();