What your production environment runs on (Apache, Nginx, or IIS)? The approximate scale of your website project?
// ---------- RENDER PREVIEW: simulate SSI directives (echo, set, flastmod, include virtual) ---------- function simulateSSIandRender(rawShtml) // We'll create a virtual context with variables and helper functions. // This simulates a simple SSI processor for demo purposes (high quality simulation). let processed = rawShtml; view shtml high quality