add flat idx to pb_graph_node , populate in alloc_and_load_pb_graph #5901

	name: Containers

	on:
	push:
	pull_request:
	workflow_dispatch:
	schedule:
	- cron: '0 0 * * 0' # weekly

	jobs:

	Image:
	runs-on: ubuntu-latest
	env:
	DOCKER_BUILDKIT: 1
	steps:

	- name: 🧰 Repository Checkout
	uses: actions/checkout@v4
	with:
	submodules: 'true'

	- name: 🔧 Generate image name
	id: generate
	run: \|
	REPO='${{ github.repository }}'
	echo "::set-output name=image::ghcr.io/${REPO,,}/ubuntu/focal/build"

	- name: ⛴️ Build container image
	run: docker build -t ${{ steps.generate.outputs.image }} -f Dockerfile .

	- name: 🛰️ Push container image
	if: github.event_name != 'pull_request'
	uses: pyTooling/Actions/with-post-step@r0
	with:
	main: \|
	echo '${{ github.token }}' \| docker login ghcr.io -u GitHub-Actions --password-stdin
	docker push ${{ steps.generate.outputs.image }}
	post: docker logout ghcr.io

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