Merge pull request #1 from ekrchan/postgres15 #12

	name: Docker

	on:
	push:
	# Publish `master` as Docker `latest` image.
	branches:
	- master

	# Publish `v1.2.3` tags as releases.
	tags:
	- "*"

	env:
	IMAGE_NAME: s3

	jobs:
	push:
	runs-on: ubuntu-latest
	if: github.event_name == 'push'

	steps:
	- uses: actions/checkout@v2

	- name: Build image
	run: docker build . --file Dockerfile --tag $IMAGE_NAME

	- name: Log into registry
	run: echo "${{ secrets.GITHUB_TOKEN }}" \| docker login docker.pkg.github.com -u ${{ github.actor }} --password-stdin

	- name: Push image
	run: \|
	IMAGE_ID=docker.pkg.github.com/${{ github.repository }}/$IMAGE_NAME

	# Strip git ref prefix from version
	VERSION=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')

	# Use Docker `latest` tag convention
	[ "$VERSION" == "master" ] && VERSION=latest

	echo IMAGE_ID=$IMAGE_ID
	echo VERSION=$VERSION

	docker tag $IMAGE_NAME $IMAGE_ID:$VERSION
	docker push $IMAGE_ID:$VERSION

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