Variable: CLOUDFRONT_REGION

const CLOUDFRONT_REGION: "us-east-1" = 'us-east-1'

Defined in: config.ts:9

CloudFront triggers can be only in US East (N. Virginia) Region. https://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/lambda-requirements-limits.html#lambda-requirements-cloudfront-triggers