Add dist compilation

README.md

@@ -6,6 +6,21 @@ This integration does the following things:
 * Create transactional email templates in SendGrid, unless a template ID was provided for each email type
 * Assemble data for transactional emails and send them using the SendGrid API
 
+## Using this repo
+
+This repository runs in combination with the [integration-helper](https://github.com/chec/integration-helper). That
+repository provides context (e.g. merchant, API connectivity, integration info) and then runs the code in this
+repository.
+
+### Building
+
+When you make changes to this repository you will need to rebuild the dist files. For this, we use
+[`@vercel/ncc`](https://github.com/vercel/ncc):
+
+```
+npm run build
+```
+
 ## Email types
 
 * Customers: new order. Sent when a new order is placed, this is the order receipt the customer receives.

package.json

@@ -7,9 +7,15 @@
   "author": "Robbie Averill <[email protected]>",
   "license": "Proprietary",
   "private": true,
+  "scripts": {
+    "build": "ncc build index.js -o dist -m"
+  },
   "dependencies": {
     "@chec/webhook-verifier": "^1.0.1",
     "@sendgrid/client": "^7.5.0",
     "@sendgrid/mail": "^7.5.0"
+  },
+  "devDependencies": {
+    "@vercel/ncc": "^0.31.1"
   }
 }