Add traffic generator 2 docker file. #928

	name: docker-publish-release

	on:
	push:
	tags:
	- v*
	pull_request:
	workflow_dispatch:
	inputs:
	force:
	description: "Force untagged release (expert mode)"
	required: false
	default: false
	type: boolean

	env:
	REGISTRY: ghcr.io
	CACHE-FROM: /tmp/.buildx-cache
	CACHE-TO: /tmp/.buildx-cache-new

	jobs:
	build-and-push:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Install GitVersion
	uses: gittools/actions/gitversion/[email protected]
	with:
	versionSpec: '5.x'

	- name: Determine SemVer
	uses: gittools/actions/gitversion/[email protected]
	with:
	useConfigFile: true

	- run: \|
	echo "SemVer ${{ env.fullSemVer }} Forced ${{ github.event.inputs.force }}"
	name: Display SemVer

	- name: Setup Buildx
	uses: docker/setup-buildx-action@v1
	with:
	install: true
	driver-opts: image=moby/buildkit:master

	- name: Cache docker layers
	uses: actions/cache@v2
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-
	if: ${{ success() }}

	- name: Log into registry ${{ env.REGISTRY }}
	uses: docker/login-action@v2
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	if: ${{ success() }}

	- name: Set release PUSH_FLAG
	run: echo "PUSH_FLAG=--push" >> $GITHUB_ENV
	if: startsWith(github.ref, 'refs/tags/v') \|\| github.event.inputs.force == 'true'

	- name: Build (and potentially push) docker image release
	run: PUSH_FLAG=$PUSH_FLAG make docker-release-build

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