feat: implement support for instance signed requests #64

	name: Docker

	on:
	workflow_dispatch:
	pull_request:
	push:
	release:
	types: [published]

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: "versia-pub/versia-go"

	jobs:
	docker:
	name: Build Image
	runs-on: ubuntu-22.04
	permissions:
	packages: write
	contents: read
	concurrency:
	group: docker
	cancel-in-progress: false
	steps:
	- uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Cache docker layers
	uses: actions/cache@v4
	id: cache
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-

	- name: Gather Docker metadata
	id: meta
	uses: docker/metadata-action@v5
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	tags: \|
	type=ref,event=branch
	type=ref,event=pr
	type=semver,pattern={{version}}
	labels: \|
	cache-from=type=local,src=/tmp/.buildx-cache
	cache-to=type=local,dest=/tmp/.buildx-cache

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

	- name: Get current commit
	id: get_commit
	run: echo ::set-output "name=hash::${GITHUB_SHA:0:7}"

	- name: Build and push Docker image
	uses: docker/build-push-action@v6
	with:
	context: .
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=local,src=/tmp/.buildx-cache
	cache-to: type=local,dest=/tmp/.buildx-cache-new

	- name: Move cache
	run: \|
	rm -rf /tmp/.buildx-cache
	mv /tmp/.buildx-cache-new /tmp/.buildx-cache

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