name: Docker

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: read

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@d23441a48e516b6c34aea4fa41551a30e30af803 # v6
        with:
          persist-credentials: false

      - name: Set up QEMU
        uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3

      - name: Login to Docker Hub
        uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Extract version from tag
        id: version
        run: echo "version=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT

      - name: Build and push
        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6
        with:
          context: .
          push: true
          build-args: |
            OBSCURA_VERSION=${{ steps.version.outputs.version }}
          tags: |
            ${{ secrets.DOCKERHUB_USERNAME }}/obscura:${{ steps.version.outputs.version }}
            ${{ secrets.DOCKERHUB_USERNAME }}/obscura:latest
          platforms: linux/amd64,linux/arm64
          cache-from: type=gha
          cache-to: type=gha,mode=max