async function addLetterHeadToDocx(docPath, letterHeadpath, outDir, logger) {
const headDoc = new aw.Document(letterHeadpath);
const contentDoc = new aw.Document(docPath);
const headDocParagraphs = headDoc.sections…...Document(letterHeadpath); const contentDoc...contentDoc = new aw.Document(docPath); const headDocParagraphs...