release.yml

name: Build and publish AppImages

env:
  UBUNTU_RELEASE: jammy
  UBUNTU_PUBKEY: 871920D1991BC93C

on:
  push:
  pull_request:

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: true
      matrix:
        platform:
          - linux/amd64
          - linux/arm64
    steps:
      - uses: actions/checkout@v4
      - uses: docker/setup-qemu-action@v2
        if: matrix.platform != 'linux/amd64'
      - uses: docker/setup-buildx-action@v2
      - uses: docker/build-push-action@v4
        with:
          platforms: ${{ matrix.platform }}
          outputs: build
          build-args: |
            UBUNTU_RELEASE
      - uses: rlespinasse/github-slug-action@v4
      - name: Prepare AppImage build
        env:
          TARGET_PLATFORM: ${{ matrix.platform }}
        shell: bash
        run: |
          set -eu
          find build -mindepth 1 -maxdepth 1 -type d | while read -r path; do
            set -a
            APPIMAGE_PATH="${path}"
            APPIMAGE_VERSION="${GITHUB_REF_SLUG}"
            APPIMAGE_APT_ARCH="${TARGET_PLATFORM#*/}"
            APPIMAGE_APT_DISTRO="${UBUNTU_RELEASE}"
            APPIMAGE_APT_PUBKEY="${UBUNTU_PUBKEY}"
            APPIMAGE_ARCH="$(basename "${path}")"
            printenv | grep ^APPIMAGE_ >>"${GITHUB_ENV}"
          done
      - uses: AppImageCrafters/build-appimage@v1
        with:
          recipe: dist/AppImageBuilder.yml
      - uses: actions/upload-artifact@v3
        with:
          name: appimages
          path: ./*.AppImage*
          if-no-files-found: error

  release:
    if: startsWith(github.ref, 'refs/tags/')
    runs-on: ubuntu-latest
    needs:
      - build
    permissions:
      contents: write
    steps:
      - uses: actions/download-artifact@v3
        with:
          name: appimages
          path: assets
      - name: Create checksum for release assets
        shell: bash
        run: |
          algo="${SHA_ALGORITHM:-256}"
          find assets -type f | while read -r asset; do
            shasum --binary --algorithm "${algo}" "${asset}" >"${asset}.sha${algo}"
          done
      - uses: softprops/action-gh-release@v1
        with:
          files: assets/*