besticon/.github/workflows/docker.yml

# github action to Build and publish Docker image

name: Docker

on:
    push:
      branches: [ master ]
      paths-ignore:
        - Readme.markdown

jobs:
    build:
        name: Build
        environment: besticon-docker
        runs-on: ubuntu-latest
        steps:
        - name: Set up Go 1.x
          uses: actions/setup-go@v6
          with:
            go-version: ^1.26

        - name: Check out code into the Go module directory
          uses: actions/checkout@v5

        - name: Build
          run: go get github.com/mat/besticon/...

        - name: Login to Docker Hub
          uses: docker/login-action@v3
          with:
            username: ${{ vars.DOCKERHUB_USERNAME }}
            password: ${{ secrets.DOCKERHUB_TOKEN }}

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

        - name: Read VERSION
          id: version
          run: echo "VERSION=$(cat VERSION)" >> $GITHUB_ENV

        - name: Build and Push Multi-Platform Docker image
          run: |
            docker buildx build \
              --platform linux/amd64,linux/arm64 \
              --build-arg VERSION="$VERSION" \
              --build-arg REVISION="$GITHUB_SHA" \
              -t matthiasluedtke/iconserver:latest \
              -t "matthiasluedtke/iconserver:$VERSION" \
              --push .