Notable changes
* Support for OpenTelemetry traces and forwarding Buildx client traces to BuildKit (635)
* Experimental Github Actions remote cache backend with `--cache-to type=gha` and `--cache-from type=gha` (535)
* New `--metadata-file` flag has been added to build and bake command that allows saving build result metadata in JSON format (605)
* Docker container driver new keeps BuildKit state in volume. Enabling updates with keeping state. (672)
* Compose parser is now based on new [compose-go parser](https://github.com/compose-spec/compose-go) fixing support for some newer syntax (#669)
* SSH socket is now automatically forwarded when building an ssh-based git URL (581)
* This is the first release supporting Windows ARM64 (654)
* This is the first release supporting Linux Risc-V (652)
* Bake now supports building from remote definition with local files or another remote source as context (671)
* Bake HCL parser has been rewritten (645)
* Bake now allows variables to reference each other and using user functions in variables and vice-versa (575) (539) (532)
* Bake allows defining attributes in the global scope (541)
* Bake allows variables across multiple files (538)
* Extend HCL support with more functions (491) (503)
* New quiet mode has been added to progress printer (558)
* Allow secrets from environment variables (488)
* `imagetools create` command now correctly merges JSON descriptor with old one, eg. allowing defining Windows `os.version` and annotations (592)
* Builds with an unsupported multi-platform and load configuration now fail fast (582)
* Fix building with `--network=none` not requiring extra security entitlements (531)
* Allow to set default progress through `BUILDX_PROGRESS_DEFAULT` env var (504)
* Kubernetes driver now supports defining resources/limits (618)
* Store Kubernetes config file to make buildx builder switchable (497)
* Kubernetes now lists all pods as nodes on inspection (477)
* Buildx binaries can now be accessed through [buildx-bin](https://hub.docker.com/r/docker/buildx-bin) Docker image (#656)
* Default Rootless image has been set to `moby/buildkit:buildx-stable-1-rootless` (480)
Contributors
* Tõnis Tiigi
* Akihiro Suda
* CrazyMax
* Sebastiaan van Stijn
* Tibor Vass
* Alex Couture-Beil
* Andy MacKinlay
* Djordje Lukic
* Felipe Santos
* Hollow Man
* Michal Augustyn
* Shima Tatsuya
* Ulysses Souza
* Wang Jinglei
* Faustin Lammler