ci: fix attestation perms #12

	name: Docker Pub

	on:
	- workflow_dispatch
	- schedule:
	- cron: "0 0 * * *"

	jobs:
	build:
	name: Buid and push Docker image to GitHub Container registry
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	attestations: write
	id-token: write

	steps:
	- name: Checkout the repository
	uses: actions/checkout@v4

	- name: Get current date
	id: date
	run: echo "::set-output name=date::$(date +'%Y-%m-%d')"

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GH_TOKEN }}

	- name: Build Meta
	run: echo "::set-output name=dtag::ghcr.io/barelyhuman/goblin:nightly-${{ steps.date.outputs.date }}"
	id: meta

	- name: Build and push
	uses: docker/build-push-action@v5
	id: push
	env:
	REGISTRY: ghcr.io
	OWNER: ${{ github.repository_owner }}
	IMAGE_NAME: ${{ github.repository }}
	with:
	context: .
	file: Dockerfile
	platforms: linux/amd64,linux/arm64
	push: true
	tags: ${{ steps.meta.outputs.dtag }}

	- name: Generate artifact attestation
	uses: actions/attest-build-provenance@v1
	with:
	subject-name: ghcr.io/barelyhuman/goblin:nightly-${{ steps.date.outputs.date }}
	subject-digest: ${{ steps.push.outputs.digest }}
	push-to-registry: true

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