Bump D.py to 2.3.1 #31

	name: Build and push to GHCR

	on:
	push:
	branches:
	- deployment

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	build-and-push:
	runs-on: ubuntu-latest

	steps:
	# Create a shorter commit SHA-based tag for a GHCR tag
	- name: Create SHA Container Tag
	id: sha_tag
	run: \|
	tag=$(cut -c 1-7 <<< $GITHUB_SHA)
	echo "::set-output name=tag::$tag"
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v1

	- name: Login to Github Container Registry
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	# Build and push the container to the GitHub Container
	# Repository. The container will be tagged as "latest"
	# and with the short SHA of the commit.
	- name: Build and push
	uses: docker/build-push-action@v2
	with:
	context: .
	file: ./Dockerfile
	push: true
	cache-from: type=registry,ref=ghcr.io/python-discord/modmail:latest
	cache-to: type=inline
	tags: \|
	ghcr.io/python-discord/modmail:latest
	ghcr.io/python-discord/modmail:${{ steps.sha_tag.outputs.tag }}

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