Update index.js

index.js

@@ -5,6 +5,7 @@ const axios = require('axios')
 const bytes = require('bytes')
 const sharp = require('sharp')
 const morgan = require('morgan')
+const { spawn } = require('child_process');
 const express = require('express')
 const cp = require('child_process')
 const PDFDocument = require('pdfkit')