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Publish Base Image #6

	name: Publish Base Image

	on:
	workflow_dispatch:
	inputs: {}

	permissions:
	contents: read
	packages: write

	env:
	BASE_IMAGE_NAME: gem-android-base
	BASE_IMAGE_FULL_NAME: ghcr.io/${{ github.repository_owner }}/gem-android-base
	BASE_IMAGE_TAG_FILE: reproducible/base_image_tag.txt
	DOCKER_BUILDKIT: 1

	jobs:
	build_and_push:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Read base image tag
	id: base_tag
	run: \|
	TAG=$(cat "${{ env.BASE_IMAGE_TAG_FILE }}")
	echo "tag=${TAG}" >> "$GITHUB_OUTPUT"
	echo "Base image tag: ${TAG}"

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

	- name: Log in to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and push base image
	env:
	BASE_TAG: ${{ steps.base_tag.outputs.tag }}
	run: \|
	docker buildx build \
	--pull \
	--no-cache \
	--platform linux/amd64,linux/arm64 \
	-t ${BASE_IMAGE_FULL_NAME}:${BASE_TAG} \
	-t ${BASE_IMAGE_FULL_NAME}:latest \
	--push \
	.