Stubs and CI.

Author: tychedelia

.github/workflows/release.yml

@@ -0,0 +1,114 @@
+name: Release
+
+on:
+  push:
+    tags: ['v*']
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  linux:
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        target: [x86_64, aarch64]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+      - name: Setup QEMU
+        if: matrix.target == 'aarch64'
+        uses: docker/setup-qemu-action@v3
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.target }}
+          args: --release --out dist --find-interpreter
+          manylinux: 2_28
+          before-script-linux: |
+            dnf install -y cmake gcc-c++ \
+              libX11-devel libXrandr-devel libXinerama-devel libXcursor-devel libXi-devel \
+              wayland-devel libxkbcommon-devel
+          working-directory: crates/processing_pyo3
+      - uses: actions/upload-artifact@v4
+        with:
+          name: wheels-linux-${{ matrix.target }}
+          path: crates/processing_pyo3/dist
+
+  macos:
+    runs-on: ${{ matrix.runner }}
+    strategy:
+      matrix:
+        include:
+          - runner: macos-14
+            target: aarch64
+          - runner: macos-13
+            target: x86_64
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.target }}
+          args: --release --out dist --find-interpreter
+          working-directory: crates/processing_pyo3
+      - uses: actions/upload-artifact@v4
+        with:
+          name: wheels-macos-${{ matrix.target }}
+          path: crates/processing_pyo3/dist
+
+  windows:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          target: x64
+          args: --release --out dist --find-interpreter
+          working-directory: crates/processing_pyo3
+      - uses: actions/upload-artifact@v4
+        with:
+          name: wheels-windows-x64
+          path: crates/processing_pyo3/dist
+
+  sdist:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build sdist
+        uses: PyO3/maturin-action@v1
+        with:
+          command: sdist
+          args: --out dist
+          working-directory: crates/processing_pyo3
+      - uses: actions/upload-artifact@v4
+        with:
+          name: wheels-sdist
+          path: crates/processing_pyo3/dist
+
+  publish:
+    name: Publish to PyPI
+    runs-on: ubuntu-latest
+    if: startsWith(github.ref, 'refs/tags/')
+    needs: [linux, macos, windows, sdist]
+    permissions:
+      id-token: write
+    environment: pypi
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          pattern: wheels-*
+          merge-multiple: true
+          path: dist
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1