old_contents:  var program = require('commander');
  
   program
    .version('1.0.0')
    .command('find', 'Find printers on local network').alias('f')
    .command('send', 'Send out notifications of WFH').alias('s')
    .command('test', 'Test pdf generation').alias('t')
    .command('init', 'Initialize wfh configuration').alias('i')
    .command('configure', 'Configure notifications when WFH').alias('c')
    .parse(process.argv);
  
new_contents: #!/usr/bin/env node
  
  var program = require('commander');
  
  program
    .version('1.0.0')
    .command('find', 'Find printers on local network').alias('f')
    .command('send', 'Send out notifications of WFH').alias('s')
    .command('test', 'Test pdf generation').alias('t')
    .command('init', 'Initialize wfh configuration').alias('i')
    .command('configure', 'Configure notifications when WFH').alias('c')
    .parse(process.argv);
  
subject: Add environment declaration.