$ glyphhanger --subset="New Font.ttf" --formats=woff,woff2,woff-zopfli --json --css$ glyphhanger --subset=New\ Font.ttf --formats=woff,woff2,woff-zopfli --json --css

Writing CSS file: New Font.cssGlyphHangerFontFace Error:  Error: ENOENT: no such file or directory, mkdir    at Object.mkdirSync (node:fs:1389:3)    at GlyphHangerFontFace.writeCSSFiles (/usr/local/lib/node_modules/glyphhanger/src/GlyphHangerFontFace.js:84:7)    at /usr/local/lib/node_modules/glyphhanger/cmd.js:143:14 {  errno: -2,  syscall: 'mkdir',  code: 'ENOENT'