async function addLetterHeadToDocx(docPath, letterHeadpath, outDir, logger) {
const headDoc = new aw.Document(letterHeadpath);
const contentDoc = new aw.Document(docPath);
const headDocParagraphs = headDoc.Sections…...sections.toArray()[0].body.paragraphs;...const srcSection = contentDoc.sections.toArray()[0]; const targetSection...