Tanken/.github/workflows/docker-build.yml

name: Build and Push Docker Image

on:
  push:
    branches: [main]
    tags: ["v*"]
    paths-ignore:
      - "mobile/**"
      - ".github/workflows/mobile-ci.yml"
  pull_request:
    branches: [main]
    paths-ignore:
      - "mobile/**"
      - ".github/workflows/mobile-ci.yml"

env:
  REGISTRY: ghcr.io

jobs:
  build:
    name: Build Image
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      attestations: write
      id-token: write
    steps:
      - uses: actions/checkout@v4

      - name: Set image name
        run: echo "IMAGE_NAME=ghcr.io/${GITHUB_REPOSITORY_OWNER,,}/tanken" >> "$GITHUB_ENV"

      - uses: docker/setup-buildx-action@v3

      - name: Log in to GHCR
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.IMAGE_NAME }}
          tags: |
            type=sha
            type=ref,event=branch
            type=semver,pattern={{version}}
            type=raw,value=dev,enable={{is_default_branch}}

      - name: Build and push image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: Dockerfile
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          no-cache: true