fix(i18n): add 'home' body class to English homepage so section__title margin applies

final.mjs

@@ -0,0 +1,16 @@
+import puppeteer from 'puppeteer';
+const b = await puppeteer.launch({ args:['--no-sandbox','--disable-setuid-sandbox','--use-gl=angle','--enable-unsafe-swiftshader','--ignore-gpu-blocklist'] });
+const p = await b.newPage();
+const errs=[];
+p.on('pageerror', e=>errs.push('PE '+e.message));
+p.on('console', m=>{ if(m.type()==='error') errs.push('CE '+m.text()); });
+await p.setViewport({width:1100,height:1300});
+await p.goto('http://10.200.201.3:4175/_lab/neu-card.html',{waitUntil:'load',timeout:60000});
+await new Promise(r=>setTimeout(r,1200));
+const r = await p.evaluate(()=>{
+  const m=document.querySelector('[data-shader-demo] .card-shader')?.paperShaderMount;
+  return { hasMount: !!m, speed: m?.currentSpeed, isVp: m?.isInViewport };
+});
+console.log('MOUNT', JSON.stringify(r));
+console.log('ERRS', errs.slice(0,5));
+await b.close();