# Optional: build and publish the image whenever you push a tag.
#
# Requires a Forgejo Actions runner registered to this repository or instance.
# If you have no runner, ignore this file and build from your laptop or the
# VPS instead — see Part 10 of the README.
#
# Tag a release with:   git tag v1.0 && git push origin v1.0

name: build image

on:
  push:
    tags: ["v*"]
  workflow_dispatch:

jobs:
  publish:
    runs-on: docker
    steps:
      - uses: actions/checkout@v4

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

      - name: Log in to the Forgejo registry
        uses: docker/login-action@v3
        with:
          registry: git.plascloud.pt
          username: ${{ github.actor }}
          # Forgejo provides this automatically; no secret to configure.
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          # Add linux/arm64 only if you also run it on ARM. Building the
          # native SQLite module under emulation is slow.
          platforms: linux/amd64
          push: true
          tags: |
            git.plascloud.pt/luisl/lxc-keyreg:${{ github.ref_name }}
            git.plascloud.pt/luisl/lxc-keyreg:latest