Publishes pyo3-introspection as a wheel on Pypi

.github/workflows/python-wheel.yml

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+name: Build and release wheels
+
+on:
+  merge_group:
+    types: [ checks_requested ]
+  workflow_dispatch:
+  push:
+    tags:
+      - "v*"
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref_name }}
+  cancel-in-progress: true
+
+jobs:
+  pypi_linux:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        target: [x86_64, x86, aarch64, armv7, s390x, ppc64le]
+    steps:
+      - uses: actions/checkout@v6.0.2
+      - uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.target }}
+          args: --release --out dist --compatibility pypi
+          manylinux: auto
+          working-directory: pyo3-introspection
+      - uses: actions/upload-artifact@v7
+        with:
+          name: wheels-linux-${{ matrix.target }}
+          path: pyo3-introspection/dist
+
+  pypi_windows:
+    runs-on: ${{ matrix.platform.runner }}
+    strategy:
+      matrix:
+        platform:
+          - runner: windows-latest
+            target: x64
+          - runner: windows-latest
+            target: x86
+          - runner: windows-11-arm
+            target: aarch64
+    steps:
+      - uses: actions/checkout@v6.0.2
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist --compatibility pypi
+          working-directory: pyo3-introspection
+      - uses: actions/upload-artifact@v7
+        with:
+          name: wheels-windows-${{ matrix.platform.target }}
+          path: pyo3-introspection/dist
+
+  pypi_macos:
+    runs-on: ${{ matrix.platform.runner }}
+    strategy:
+      matrix:
+        platform:
+          - runner: macos-15-intel
+            target: x86_64
+          - runner: macos-latest
+            target: aarch64
+    steps:
+      - uses: actions/checkout@v6.0.2
+      - uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.platform.target }}
+          args: --release --out dist --compatibility pypi
+          working-directory: pyo3-introspection
+      - uses: actions/upload-artifact@v7
+        with:
+          name: wheels-macos-${{ matrix.platform.target }}
+          path: pyo3-introspection/dist
+
+  pypi_sdist:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6.0.2
+      - uses: PyO3/maturin-action@v1
+        with:
+          command: sdist
+          args: --out dist
+          working-directory: pyo3-introspection
+      - uses: actions/upload-artifact@v7
+        with:
+          name: wheels-sdist
+          path: pyo3-introspection/dist
+
+  pypi_release:
+    if: startsWith(github.ref, 'refs/tags/')
+    permissions:
+      id-token: write
+
+    runs-on: ubuntu-latest
+    environment: release
+    needs: [pypi_linux, pypi_windows, pypi_macos, pypi_sdist]
+    steps:
+      - uses: actions/download-artifact@v8
+        with:
+          pattern: wheels-*
+          path: pyo3-introspection/dist
+          merge-multiple: true
+      - uses: pypa/gh-action-pypi-publish@release/v1

pyo3-introspection/pyproject.toml

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+[project]
+name = "pyo3-introspection"
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: Apache Software License",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Rust",
+]
+dynamic = [
+    "authors",
+    "description",
+    "keywords",
+    "license",
+    "license-files",
+    "maintainers",
+    "readme",
+    "version",
+]
+
+[project.urls]
+Changelog = "https://github.com/PyO3/pyo3/blob/main/CHANGELOG.md"
+Documentation = "https://pyo3.rs/"
+Homepage = "https://pyo3.rs/"
+Source = "https://github.com/PyO3/pyo3/tree/main/pyo3-introspection"
+Tracker = "https://github.com/PyO3/pyo3/issues"
+
+[build-system]
+requires = ["maturin>=1,<2"]
+build-backend = "maturin"
+
+[tool.maturin]
+bindings = "bin"