save/load last updated timestamp in/from system store #24

	name: Build docker image

	on:
	workflow_dispatch:
	pull_request:
	push:
	branches:
	- 'main'
	tags:
	- 'v*'

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	platform:
	- linux/amd64
	- linux/arm64
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

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

	- name: Log into registry
	uses: docker/[email protected]
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build and push Docker image
	id: push
	uses: docker/build-push-action@v4
	with:
	context: .
	push: true
	platforms: ${{ matrix.platform }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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