ci: Added release dockerfile #8

	name: Kine build

	on:
	push:
	tags:
	- v*
	workflow_dispatch:
	inputs:
	kine_version:
	type: string
	description: Kine version tag for the image
	default: 0.13.5
	required: true

	jobs:
	buildx:
	name: Build kine image
	runs-on: ubuntu-latest
	permissions:
	id-token: write
	packages: write
	contents: read
	attestations: write

	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	fetch-tags: true
	- name: Fetch tags
	run: git fetch --tags
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	- name: Login to ghcr.io
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Determine version
	id: determine_version
	run: echo "VERSION=${{ github.event.inputs.kine_version \|\| github.ref_name }}" \| sed 's/^v//' >> $GITHUB_ENV
	- name: Build and push
	id: push
	uses: docker/build-push-action@v6
	with:
	file: Dockerfile.release
	platforms: linux/amd64,linux/arm64
	push: true
	sbom: true
	provenance: true
	tags: ghcr.io/loft-sh/kine:v${{ env.VERSION }}
	- name: Attest
	uses: actions/attest-build-provenance@v1
	id: attest
	with:
	subject-name: ghcr.io/loft-sh/kine
	subject-digest: ${{ steps.push.outputs.digest }}
	push-to-registry: true

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