Pin docker base image. Add setuptools for pkg_resources module #64

	name: Publish Docker Image

	on:
	push:
	branches: ["main"]
	paths:
	- self-registration/**
	pull_request:
	paths:
	- self-registration/**

	env:
	REGISTRY: quay.io
	IMAGE_NAME: nebari/nebari-self-registration

	jobs:
	push:
	runs-on: ubuntu-latest
	permissions:
	packages: write
	contents: read
	steps:
	- name: "Checkout Repository 🛎️"
	uses: actions/checkout@v3
	- name: "Login to Quay Container Registry 🔐"
	uses: docker/login-action@v2
	with:
	registry: quay.io
	username: ${{ secrets.QUAY_USERNAME }}
	password: ${{ secrets.QUAY_TOKEN }}
	- name: "Set lower case image name"
	run: echo "IMAGE_LC=${IMAGE_NAME,,}" >>${GITHUB_ENV}
	- name: "Set the timestamp for version"
	run: echo "VERSION=$(date +'%Y%m%d-%H%M')" >> ${GITHUB_ENV}
	- name: "Build image"
	run: docker build self-registration --file self-registration/Dockerfile --tag $IMAGE_LC --label "runnumber=${GITHUB_RUN_ID}"
	- name: Push image
	run: \|
	IMAGE_ID=$REGISTRY/$IMAGE_LC
	IMAGE_ID=$(echo $IMAGE_ID \| tr '[A-Z]' '[a-z]')

	[[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION \| sed -e 's/^v//')

	[ "$VERSION" == "main" ] && VERSION=latest
	echo IMAGE_ID=$IMAGE_ID
	echo VERSION=$VERSION
	docker tag $IMAGE_LC $IMAGE_ID:$VERSION
	docker push $IMAGE_ID:$VERSION

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