Execute HIPS payment processing in development

To exercise the payment process in development, you'll need to do the following:

1. Confirm the presence of these ENV's in .env:
   • SHF_HIPS_PUBLIC_KEY = 'public_ragWrGp9VigMWpcxxpRUXgtT'
   • SHF_HIPS_PRIVATE_KEY = (get value from any team member)
   • SHF_HIPS_URL = 'https://api.hips.com/v1/'
   • SHF_HIPS_JS_CDN = 'https://cdn.hips.com/js/v1/hips.js'
2. Install and run ngrok - https://github.com/AgileVentures/shf-project/wiki/Run-web-hook(s)-in-development
3. Add file .env.development and configure as described in the above link.
4. For payment (credit card) processing, use:
   • CC number: 4111111111111111
   • Expires: 02/20
   • CVV: 123