add deprecation warning to readme (#195) #243

	name: End-to-End Testing

	on:
	pull_request:
	push:
	branches:
	- main
	- 'releases/*'

	permissions: {}

	jobs:
	e2e-oci:
	name: Publish/Verify (Container Image)
	runs-on: ubuntu-latest
	permissions:
	attestations: write
	contents: read
	id-token: write
	services:
	registry:
	image: registry@sha256:860f379a011eddfab604d9acfe3cf50b2d6e958026fb0f977132b0b083b1a3d7 # 2.8.3
	ports:
	- 5000:5000
	env:
	REGISTRY: localhost:5000
	IMAGE_NAME: test
	IMAGE_TAG: latest
	steps:
	- name: Checkout
	id: checkout
	uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
	- name: Build Dockerfile
	run: \|
	cat <<EOF > Dockerfile
	FROM scratch
	COPY README.md .
	EOF
	- name: Build and push container image
	id: push
	uses: docker/build-push-action@2cdde995de11925a030ce8070c3d77a52ffcf1c0 # v5.3.0
	with:
	context: .
	push: true
	tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }}
	- name: Attest image
	id: attest-action
	uses: ./
	with:
	subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	subject-digest: ${{ steps.push.outputs.digest }}
	- name: Verify attestation
	env:
	GH_TOKEN: ${{ github.token }}
	run: \|
	gh attestation verify oci://${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ env.IMAGE_TAG }} -R ${{ github.repository }}

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