Bump actions/setup-go from 4 to 5 #336

	name: Docker image [echo-server]

	on:
	push:
	branches:
	- "main"
	- "echo-server*"
	tags:
	- "v*"
	pull_request:
	types: [ labeled, opened, reopened, synchronize ]

	env:
	PLATFORMS: linux/amd64,linux/arm64
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}-echo-server

	jobs:
	build-and-push-image:
	if: contains(github.event.pull_request.labels.*.name, 'docker')
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	with:
	platforms: ${{ env.PLATFORMS }}

	- name: Log in to the Container registry
	uses: docker/login-action@v3
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build and push Docker image [echo-server]
	uses: docker/build-push-action@v4
	with:
	context: .
	file: components/echo-server/Dockerfile
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	platforms: ${{ env.PLATFORMS }}
	push: ${{ github.event_name != 'pull_request' }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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