new(ci): push docker images to ghcr. #13

	name: Build and Push docker images
	on:
	pull_request:
	branches:
	- main
	paths:
	- 'images/**'
	push:
	branches:
	- main
	paths:
	- 'images/**'

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	push-images:
	strategy:
	fail-fast: false
	matrix:
	architecture: [amd64, arm64]
	runs-on: ${{ (matrix.arch == 'arm64' && 'actuated-arm64-8cpu-16gb') \|\| 'ubuntu-22.04' }}
	steps:
	- name: Checkout repo
	uses: actions/checkout@v3

	- name: Login to Github Packages
	if: ${{ github.event_name == 'push' }}
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Sets PUSH env var for main push
	if: ${{ github.event_name == 'push' }}
	run: \|
	echo "PUSH=true" >> $GITHUB_ENV

	- name: Build images
	working-directory: ./images
	run: \|
	make build-all

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