Fix usdt_sample prerequisite list (#4992) #2606

	name: Publish Build Artifacts

	on:
	push:
	branches:
	- master
	pull_request:

	permissions:
	contents: read # to fetch code (actions/checkout)

	jobs:
	# Optionally publish container images to custom docker repository,
	# guarded by presence of all required github secrets.
	# GitHub secrets can be configured as follows:
	# - DOCKER_IMAGE = docker.io/myorg/bcc
	# - DOCKER_USERNAME = username
	# - DOCKER_PASSWORD = password
	publish_dockerhub:
	name: Publish To Dockerhub
	runs-on: ubuntu-latest
	steps:

	- uses: actions/checkout@v1

	- name: Initialize workflow variables
	id: vars
	shell: bash
	run: \|
	if [ -n "${DOCKER_IMAGE}" ] && \
	[ -n "${DOCKER_USERNAME}" ] && \
	[ -n "${DOCKER_PASSWORD}" ];then
	echo "Custom docker credentials set, will push an image"
	echo ::set-output name=DOCKER_PUBLISH::true
	else
	echo "Custom docker credentials not, skipping"
	fi
	env:
	DOCKER_IMAGE: ${{ secrets.DOCKER_IMAGE }}
	DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
	DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}

	- name: Build container image and publish to registry
	id: publish-registry
	uses: elgohr/Publish-Docker-Github-Action@v5
	if: ${{ steps.vars.outputs.DOCKER_PUBLISH }}
	with:
	name: ${{ secrets.DOCKER_IMAGE }}
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}
	workdir: .
	dockerfile: Dockerfile.ubuntu
	snapshot: true
	cache: ${{ github.event_name != 'schedule' }}

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