Function getExt

public/js/sharedDropView.js:259–263

(name)

  }

  function getExt(name) {
    const idx = name.lastIndexOf('.');
    if (idx === -1) return '';
    return name.slice(idx + 1).toLowerCase();
  }

  function sanitizeRelativePath(raw, fallbackName) {
    let path = String(raw || '').replace(/\\/g, '/').trim();