Using private NPM modules

Get an authentication token using the npm CLI:

$ npm token create --read-only
npm password:
┌────────────────┬──────────────────────────────────────┐
│ token │ 1a583a54-5515-4058-a3c4-047e5f699d27 │
├────────────────┼──────────────────────────────────────┤
│ cidr_whitelist │ │
├────────────────┼──────────────────────────────────────┤
│ readonly │ true │
├────────────────┼──────────────────────────────────────┤
│ created │ 2019-01-08T20:53:17.461Z │
└────────────────┴──────────────────────────────────────┘

Configure an NPM_TOKEN secret in your Appflow environment using the generated token as value:

NPM token secret

Check in a .npmrc file in the root of your project directory with the following line:

//registry.npmjs.org/:_authToken=${NPM_TOKEN}