Create a Stripe product via DatoCMS

[brittgalloway]

• Adding a product to DatoCms creates a product in Stripe
• Removing(unpublishing?) products in DatoCms Archives products in Stripe (cannot delete)
• Adjusting stock levels in Stripe is updated in DatoCms
• Updating price in Stripe adds a updates in DatoCMS
• Webhook to create a coupon code when someone becomes a patron (only if I'm not using Kofi)
• create unit tests as you go