name: Build and Publish TVJ EPG Image

on:
  push:
    branches: [ "main" ]
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest

    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Read version
        id: version
        run: |
          VERSION=$(cat VERSION | tr -d ' \n')
          echo "version=$VERSION" >> $GITHUB_OUTPUT

      - name: Install Podman
        run: |
          sudo apt-get update
          sudo apt-get install -y podman

      - name: Log in to GitHub Container Registry
        run: |
          echo "${{ secrets.GHCR_TOKEN }}" | podman login ghcr.io \
            -u ${{ github.actor }} \
            --password-stdin

      - name: Build image with Podman (multi-tag)
        run: |
          IMAGE=ghcr.io/${{ github.repository }}
          VERSION=${{ steps.version.outputs.version }}
          SHORT_SHA=${GITHUB_SHA::7}

          podman build \
            -f Containerfile \
            -t $IMAGE:latest \
            -t $IMAGE:v$VERSION \
            -t $IMAGE:sha-$SHORT_SHA \
            .

      - name: Push all tags
        run: |
          IMAGE=ghcr.io/${{ github.repository }}
          VERSION=${{ steps.version.outputs.version }}
          SHORT_SHA=${GITHUB_SHA::7}

          podman push $IMAGE:latest
          podman push $IMAGE:v$VERSION
          podman push $IMAGE:sha-$SHORT_SHA