allow new github host key #286

	name: Build & push Docker image

	on:
	push:
	branches:
	- "**"
	tags:
	- "v*"
	pull_request:

	jobs:
	# taken from https://github.com/docker/build-push-action/blob/master/UPGRADE.md#tags-with-ref-and-git-labels
	docker:
	name: Publish Docker image
	runs-on: ubuntu-latest
	if: github.repository_owner == 'underyx'
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Docker meta
	id: docker_meta
	uses: crazy-max/[email protected]
	with:
	images: ghcr.io/underyx/dotfiles
	flavor: \|
	latest=false
	tags: \|
	type=raw,value=latest,enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
	- 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.CR_PAT }}
	- name: Cache Docker layers
	uses: actions/[email protected]
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-
	- name: Build and push
	uses: docker/build-push-action@v2
	with:
	context: .
	push: true
	tags: ${{ steps.docker_meta.outputs.tags }}
	labels: ${{ steps.docker_meta.outputs.labels }}
	cache-from: type=local,src=/tmp/.buildx-cache
	cache-to: type=local,dest=/tmp/.buildx-cache,mode=max

Provide feedback