* Tweak - Cache pre-signed URLs to database for improved performance
* Tweak - Make the S3 shortcode processing more efficient and reduce the number of queries to S3 in some admin and REST contexts
* Tweak - Improve the plugin performance in the WordPress admin by further limiting when the S3 client caches are pruned
* Fix - Improve compatibility with the Yith WooCommerce Membership when using the downloadable files shortcode directly in the product description
* Misc - Please save your settings again to ensure the S3 credentials are encrypted with the new AES-256-GCM algorithm when updating to this version
* Dev - Uses a stronger algorithm (AES-256-GCM) to encrypt the S3 credentials stored in the database
* Fix - When using Cloudflare R2 experimental support, ensure regions are defaulted to 'us-east-1' (auto) since R2 does not use regions as AWS does
* Fix - Ensure the default shortcode bucket is applied consistently when a bucket is not specified in the shortcode attributes in some cases
* Dev - Add a notice in the plugin settings when using an experimental cloud storage service using WordPress hooks
* Tweak - Improve caching of S3 client connection instances to improve performance
* Tweak - Append region code to region lists in dropdowns for clarity
* Tweak - Enable the force redirect download method for S3 files as the default setting value in new installations
* Fix - Harden admin code when getting a product's local file data to prevent errors in some installations
* Fix - When connecting for the first time, make sure buckets can be listed without reloading the page
* Fix - The list of S3 region in the shortcode modal should consistently list all the available regions
* Localization - Add Polish translations
* Misc - Do not pass a region in the S3 client when listing all buckets or checking the connection status
* Misc - Update WP Background Processing to 1.4.0
* Dev - Allow filtering S3 client connection status and bucket list cache durations
* Feature - Add support to S3 Transfer Acceleration
* Feature - The downloadable files S3 status will also contain a link to the file in the S3 bucket when using shortcodes
* Fix - When offloading files to S3, ensure the bucket region is used instead of the default region to avoid mismatches in some circumstances
* Fix - When saving S3 credentials, make sure the settings are used without having to reload the page
* Misc - Clarify URL validity period setting role
* Misc - Correctly pass the flag to the S3 client to ignore some deprecated PHP warnings
* Localization - Add Dutch translations
* Tweak - Add hooks to allow experimenting with third party cloud storage services compatible with S3 such as Cloudflare R2, Wasabi S3, Backblaze B2, Digital Ocean Spaces, etc.
* Tweak - Add System Status Report to help with troubleshooting
* Tweak - Cache the shortcode URLs to improve performance when the same shortcodes are processed multiple times in the same thread
* Tweak - Use the same S3 client instance for all operations to avoid creating multiple clients for the same bucket in the same region when processing shortcodes
* Tweak - Improve persistent caching of the S3 buckets
* Fix - Address a bug that prevented the plugin from processing file names in shortcodes having special characters or formatting
* Fix - Silence S3 SDK deprecation notices for installations running on PHP 7.4
* Dev - Add a filter to allow setting a debug mode also for the S3 client
* Dev - Reduce the bundled AWS SDK to include only components needed by the plugin