[ADD] fit to page

src/print.js

@@ -103,6 +103,9 @@ const doPrint = (socket, request) => {
         data: buffer,
         printer: request.printer,
         type: format,
+        options: {
+            'fit-to-page': true
+        },
         success: jobId => {
             const job = getJob(request.printer, jobId)