This is the source for my site, https://craigrueda.com which is hosted on Amazon's S3 and fronted by CloudFront.

1. Make sure you've got aws CLI tools installed: https://aws.amazon.com/cli/
2. Setup your AWS env vars

$ export AWS_ACCESS_KEY_ID=<YOUR_ACCESS_ID>
$ export AWS_SECRET_ACCESS_KEY=<YOUR_ACCESS_KEY>
$ export BUCKET_NAME=<YOUR_SITES_S3_BUCKET_NAME>

3. Run update.sh to sync changes to S3