CONTRIBUTING.md editing #779

	name: TACC Docs Build

	on:
	workflow_dispatch:
	push:
	branches:
	- main

	jobs:
	docker:
	runs-on: ubuntu-latest
	steps:
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	-
	name: Checkout repo
	uses: actions/checkout@v3
	-
	name: Get shortsha and branch name
	id: vars
	run: \|
	if [ -z "$EVENT_SHA" ]; then SHORT_SHA=${GITHUB_SHA::8}; else SHORT_SHA=${EVENT_SHA::8}; fi
	echo ::set-output name=sha_short::${SHORT_SHA}
	SHORT_REF=`git describe --exact-match --tags 2>/dev/null \|\| git symbolic-ref --short HEAD \| sed 's/[^[:alnum:]\.\_\-]/-/g'`
	echo ::set-output name=ref_short::${SHORT_REF}
	env:
	EVENT_SHA: ${{ github.event.client_payload.sha }}
	- name: Print vars
	run: \|
	echo $SHORT_SHA
	echo $SHORT_REF
	env:
	SHORT_SHA: ${{ steps.vars.outputs.sha_short }}
	SHORT_REF: ${{ steps.vars.outputs.ref_short }}
	-
	name: Login to DockerHub
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}
	-
	name: Build and push
	uses: docker/build-push-action@v3
	with:
	push: true
	platforms: linux/amd64,linux/arm64
	tags: taccwma/tacc-docs:latest,taccwma/tacc-docs:${{ steps.vars.outputs.sha_short }},taccwma/tacc-docs:${{ steps.vars.outputs.ref_short }}
	-
	name: Post build status in slack
	id: slack
	uses: slackapi/slack-github-action@v1.23.0
	with:
	# This data can be any valid JSON from a previous step in the GitHub Action
	payload: \|
	{
	"build_status": "${{ job.status }}"
	}
	env:
	SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}

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