If xlsx is saved with LibreOffice, exceljs fails to upen it with
Fatal uncaughtException: Error: Unexpected xml node in parseOpen: {"name":"dc:description","attributes":{},"isSelfClosing":false}
at utils.inherits.parseOpen (node_modules/exceljs/lib/xlsx/xform/core/core-xform.js:89:17)
at SAXStream. (node_modules/exceljs/lib/xlsx/xform/base-xform.js:65:14)
at emitOne (events.js:96:13)
at SAXStream.emit (events.js:188:7)
...