CrazyMax

Updated issue description with table of support across registries.

Can't push on AWS ECR: https://github.com/docker/build-push-action/actions/runs/17328491844/job/49198565117#step:11:402 ``` ... #40 exporting to image #40 exporting layers done #40 preparing layers for inline cache 0.0s done #40 exporting manifest sha256:d66a3ac05040834ebbadcecb9b85c6339da28ec7ecede75185966274cd0ba710 done #40...

Same on GitLab: https://github.com/docker/build-push-action/actions/runs/17328491844/job/49198565104#step:11:404 ``` #40 exporting to image #40 exporting layers done #40 preparing layers for inline cache 0.0s done #40 exporting manifest sha256:152bdd997f13c48212688914f90b5b89b0d5715c721c9f78a34d730d9b910ec9 done #40 exporting config sha256:c0d247cc1dd78b5e7519227047e34d8db04c7436b1fe92a7db9ca8b41e041faa...

> Can't push on AWS ECR: https://github.com/docker/build-push-action/actions/runs/17328491844/job/49198565117#step:11:402 I have created a repo in our sandbox to test this locally and got the same error: ```dockerfile FROM alpine RUN apk add...

Thanks! > For ECR, try removing the platform from the subject. Indeed seems to work if I remove the platform: https://github.com/moby/buildkit/compare/master...crazy-max:buildkit:oci-artifact-clear-platform?expand=1 ``` $ docker buildx --builder builder build --tag public.ecr.aws/q3b5f1u4/buildkit-6171:test...

> Hum yeah looks like it. I guess we need to request our media type `application/vnd.docker.attestation.manifest.v1+json` to be added to their database. We should probably document that in https://github.com/moby/buildkit/blob/master/docs/attestations/attestation-storage.md. Opened...

> > Hum yeah looks like it. I guess we need to request our media type `application/vnd.docker.attestation.manifest.v1+json` to be added to their database. We should probably document that in https://github.com/moby/buildkit/blob/master/docs/attestations/attestation-storage.md....

> Opened https://gitlab.com/gitlab-org/container-registry/-/issues/1679 Has been added to next GitLab Registry 18.4 milestone.

> Can't push on AWS ECR: https://github.com/docker/build-push-action/actions/runs/17328491844/job/49198565117#step:11:402 This is fixed since BuildKit v0.25.0-rc1 https://github.com/docker/build-push-action/actions/runs/18127537136/job/51586465907

> > Opened https://gitlab.com/gitlab-org/container-registry/-/issues/1679 > > Has been added to next GitLab Registry 18.4 milestone. Merged https://gitlab.com/gitlab-org/container-registry/-/issues/1679#note_2792080377 See https://gitlab.com/gitlab-org/container-registry/-/commit/139ef50d14028f3f5a3389c5e570d1aaa3dc7e08