release.yml

name: Release Docker Image

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

on:
    push:
        branches: ["main"]
        # Publish semver tags as releases.
        tags: ["v*.*.*"]

env:
    # Use the free Github repository
    REGISTRY: ghcr.io
    IMAGE_NAME: ${{ github.repository }}

jobs:
    build:
        runs-on: ubuntu-latest
        permissions:
            contents: read
            packages: write
            id-token: write

        # Only one release at a time and cancel prior releases
        concurrency:
            group: release
            cancel-in-progress: true

        steps:
            - name: Checkout repository
              uses: actions/checkout@v3

            # I'm paying for Depot for faster ARM builds.
            - uses: depot/setup-action@v1

            # Login against a Docker registry
            - name: Log into registry ${{ env.REGISTRY }}
              uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
              with:
                  registry: ${{ env.REGISTRY }}
                  username: ${{ github.actor }}
                  password: ${{ secrets.GITHUB_TOKEN }}

            # Extract metadata (tags, labels) for Docker
            - name: Extract Docker metadata
              id: meta
              uses: docker/metadata-action@96383f45573cb7f253c731d3b3ab81c87ef81934 # v5.0.0
              with:
                  images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

            # Build and push Docker image with Depot
            - name: Build and push Docker image
              id: build-and-push
              uses: depot/build-push-action@v1
              with:
                  project: r257ctfqm6
                  context: .
                  push: true
                  tags: ${{ steps.meta.outputs.tags }}
                  labels: ${{ steps.meta.outputs.labels }}
                  platforms: linux/amd64,linux/arm64