name: Build and Push Multi-Arch Docker Images

on:
  push:
    branches:
      - main

jobs:
  build:
    runs-on: docker-build

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

      - name: Set image tags and names
        id: vars
        run: |
          IMAGE_REGISTRY=gitea.fithwum.tech
          IMAGE_ORG=fithwum
          IMAGE_REPO=alpine-base
          
          # Set the tags with new naming convention
          IMAGE_TAG_LATEST=latest

          # Set full image names
          IMAGE_LATEST=${IMAGE_REGISTRY}/${IMAGE_ORG}/${IMAGE_REPO}:${IMAGE_TAG_LATEST}

          echo "IMAGE_LATEST=${IMAGE_LATEST}" >> $GITHUB_ENV

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

      - name: Log in to Gitea Registry
        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login gitea.fithwum.tech -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin

      # Build and Push Docker Images for alpine
      - name: Build and Push latest Docker Image
        run: |
          docker buildx build --platform linux/amd64 --push -t ${IMAGE_LATEST} ./latest