Update docker/metadata-action action to v5 #62

	name: 'Build Docker image'

	on:
	push:
	branches:
	- main
	tags:
	- v*
	pull_request:
	paths:
	- 'src/**'
	- Cargo.toml
	- Cargo.lock
	- Dockerfile
	- .github/workflows/build_image.yml

	jobs:
	build:
	runs-on: ubuntu-20.04
	env:
	CONTAINER_REGISTRY: ghcr.io

	steps:
	- uses: actions/checkout@v3

	- name: Set up Buildx
	uses: docker/setup-buildx-action@v2

	- name: Docker metadata
	id: metadata
	uses: docker/metadata-action@v5
	with:
	images: ${{ env.CONTAINER_REGISTRY }}/${{ github.repository }}

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ${{ env.CONTAINER_REGISTRY }}
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and Push Image
	uses: docker/build-push-action@v4
	with:
	context: .
	file: Dockerfile
	push: false
	# push: ${{ github.ref == 'refs/heads/main' }}
	tags: ${{ steps.metadata.outputs.tags }}
	labels: ${{ steps.metadata.outputs.labels }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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