name: Build and Push Docker Image

on:
  push:
    tags:
      - "v*.*.*"
jobs:
  build:
    name: Build image
    runs-on: ubuntu-latest
    container: ghcr.io/catthehacker/ubuntu:act-latest
    env:
      IMAGE_NAME: headscale-controller
      REGISTRY: git.acooldomain.co
      REPO_OWNER: acoolname
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            gitea.example.com/xyz/alpine
          tags: |
            type=schedule,pattern={{date 'YYYYMMDDHHMM'}}
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=sha
      - name: Set up Docker Context for Buildx
        id: buildx-context
        run: |
          export DOCKER_HOST=tcp://docker:2376/
          export DOCKER_TLS_CERTDIR="/certs"
          export DOCKER_TLS_VERIFY=1
          export DOCKER_CERT_PATH="/certs/client"
          docker context create builders
      # https://github.com/docker/setup-buildx-action
      # https://docs.docker.com/engine/reference/commandline/cli/#environment-variables
      - name: Setup Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v3
        with:
          # buildkitd-flags: --debug
          endpoint: builders
        env:
          DOCKER_HOST: "tcp://docker:2376/"
          DOCKER_TLS_CERTDIR: "/certs"
          DOCKER_TLS_VERIFY: 1
          DOCKER_CERT_PATH: "/certs/client"

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          registry: git.acooldomain.co
          username: ${{ secrets.REGISTRY_USERNAME }}
          password: ${{ secrets.REGISTRY_PASSWORD }}
      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          push: true
          tags: "git.acooldomain.co/server-manager/kubernetes-operator:${{gitea.ref_name}}"
        env:
          DOCKER_HOST: "tcp://docker:2376/"
          DOCKER_TLS_CERTDIR: "/certs"
          DOCKER_TLS_VERIFY: 1
          DOCKER_CERT_PATH: "/certs/client"