Configure `package.yml` Actions workflow to release an Arch User Repository `PKGBUILD`

.github/workflows/package.yml

@@ -296,3 +296,41 @@ jobs:
       uses: rasmus-saks/release-a-changelog-action@v1.0.1
       with:
         github-token: '${{ secrets.GITHUB_TOKEN }}'
+
+  aur:
+    environment: Arch Linux User Repository
+    runs-on: ubuntu-latest
+    name: Update AUR package
+    needs:
+    - sdist
+    - upload
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v2
+      with:
+        submodules: true
+    - name: Set up Python 3.10
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.10'
+    - name: Download source distribution
+      uses: actions/download-artifact@v2
+      with:
+          name: dist
+          path: dist
+    - name: Extract package version
+      run: echo PKGVER=$(python setup.py --version) >> $GITHUB_ENV
+    - name: Compute SHA256 of source distribution
+      run: echo SHA256=$(sha256sum dist/pyrodigal-${{ env.PKGVER }}.tar.gz | cut -f1 -d' ') >> $GITHUB_ENV
+    - name: Generate PKGBUILD
+      run: sed -e "s/%pkgver/${{ env.PKGVER }}/g" -e "s/%sha256sum/${{ env.SHA256 }}/g" pkg/aur/PKGBUILD.in > pkg/aur/PKGBUILD
+    - name: Update package
+      uses: KSXGitHub/github-actions-deploy-aur@v2.2.5
+      with:
+        pkgname: python-pyrodigal
+        pkgbuild: pkg/aur/PKGBUILD
+        commit_username: ${{ secrets.AUR_USER }}
+        commit_email: ${{ secrets.AUR_EMAIL }}
+        ssh_private_key: ${{ secrets.AUR_SSH_PRIVATE_KEY }}
+        commit_message: ${{ github.event.head_commit.message }}
+        ssh_keyscan_types: rsa,dsa,ecdsa,ed25519

pkg/aur/PKGBUILD.in

+# Maintainer: Martin Larralde <martin.larralde@embl.de>
+
+_name=pyfastani
+pkgname=python-${_name}
+pkgver=%pkgver
+pkgrel=1
+pkgdesc="Cython bindings and Python interface to FastANI, a method for fast whole-genome similarity estimation"
+url="https://github.com/althonos/${_name}"
+arch=('i686' 'pentium4' 'x86_64' 'arm' 'armv6h' 'armv7h' 'aarch64')
+license=("MIT")
+groups=()
+makedepends=('python-setuptools' 'cython' 'python-build' 'python-installer')
+depends=('python')
+source=("https://files.pythonhosted.org/packages/source/${_name::1}/$_name/$_name-$pkgver.tar.gz")
+noextract=()
+sha256sums=(%sha256sum)
+
+build() {
+    cd "${srcdir}/${_name}-${pkgver}"
+    python -m build --wheel --no-isolation
+}
+
+check() {
+    local pyver=$(python -c 'import sys; print("{}.{}".format(*sys.version_info[:2]))')
+    local machine=$(python -c 'import platform; print(platform.machine())')
+    cd "${srcdir}/${_name}-${pkgver}/build/lib.linux-${machine}-${pyver}"
+    python -m unittest ${_name}.tests
+}
+
+package() {
+    local abitag=$(python -c 'import sys; print(*sys.version_info[:2], sep="")')
+    local machine=$(python -c 'import platform; print(platform.machine())')
+    python -m installer --destdir="$pkgdir" "${srcdir}/${_name}-${pkgver}/dist/${_name}-${pkgver}-cp${abitag}-cp${abitag}-linux_${machine}.whl"
+    install -Dm644  ${srcdir}/${_name}-${pkgver}/COPYING "$pkgdir/usr/share/licenses/$pkgname/COPYING"
+}