Revisions

Date	Change
June 2017	Initial release
August 2017	Solution updated to add the rewrite feature and the optional deployment of a demo UI
October 2017	Solution updated to provide CORS support
September 2018	Added information on watermarking, URL encoding, debugging, and troubleshooting
December 2018	Added information about the Amazon CloudFront distribution for the static website hosted in the Amazon S3 bucket
January 2019	Added information about using the demo UI, safe URLs, and customizing the Thumbor Lambda package
June 2019	Added support for sharp, multiple image sources, basic image editing, smartcropping with Amazon Rekognition, backward compatibility, and refresh of demo UI
August 2019	Updated the list of supported Thumbor filters
December 2019	Added information on support for Node.js update
February 2020	Added watermark support for Thumbor filter; added AutoWebP parameter for viewing webp image formats automatically
August 2020	Updated the AWS CloudFormation template; for more information, refer to the CHANGELOG.md file in the GitHub repository
November 2020	Added the image URL signature and the default fallback image features; for more information, refer to the CHANGELOG.md file in the GitHub repository
January 2021	Release v5.2.0: Added content moderation, round crop, and support for opt-in Regions; for more information on new features, refer to the CHANGELOG.md file in the GitHub repository
May 2021	Document enhancements to provide clearer business value and better describe architecture flow
December 2021	Release v6.0.0: Used AWS Cloud Development Kit (AWS CDK) to create the AWS CloudFormation template; added CROP feature in Thumbor URLs; for more information on new features, refer to the CHANGELOG.md file in the GitHub repository
November 2022	Release v6.1.0: Added Service Catalog AppRegistry, TIFF, and GIF support. Upgraded to AWS CDK v2 and Node 16 Lambda runtime support. For more information on new features, refer to the CHANGELOG.md file in the GitHub repository
February 2023	Release v6.1.1: Added package-lock.json, GitHub workflows, demo-ui unicode support, package updates for axios, json5, and contributing guidelines. For more information on updates and new features, refer to the CHANGELOG.md file in the GitHub repository.
April 2023	Release v6.1.2: Mitigated impact caused by new default settings for S3 Object Ownership (ACLs disabled) for all new S3 buckets. For more information on new features, refer to the CHANGELOG.md file in the GitHub repository.
July 2023	Updated documentation template to improve readability and navigation. Created a Use the solution section for a user’s guide. Provided more detailed examples for image editing and Thumbor filters.
August 2023	Release v6.2.0: Add cdk-helper module, cdk-deploy enhancements, and bug fixes.For more information on updates and new features, refer to the CHANGELOG.md file in the GitHub repository.
August 2023	Release v6.2.1: Addressed deployment issue with demo UI disabled, and other bug fixes. For more information on updates and new features, refer to the CHANGELOG.md file in the GitHub repository.