For AWS, point these fields at your authenticated API Gateway/Lambda endpoints. Image upload should return JSON with a public url. Publish should store this config as content.js or return success.
AWS endpoints
Manual deploy
If the AWS API is not live yet, export content.js and upload it next to index.html and admin.html in S3/CloudFront.
Currency options
Visitors can choose any currency listed here. Rates are manual, so update them when needed.