Set up GitHub CI to lint and type-check code and publish new releases.

Author: john-hen

workflows/check_commit.yml

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+# Lint and type-check commit.
+name: Check commit
+
+on: [push, pull_request, workflow_dispatch]
+
+jobs:
+
+  test:
+      runs-on: ubuntu-latest
+      steps:
+        - name: Check out code.
+          uses: actions/checkout
+
+        - name: Install Python.
+          uses: actions/setup-python
+          with:
+              python-version: "3.14"
+
+        - name: Install UV.
+          uses: astral-sh/setup-uv
+
+        - name: Install package.
+          run:  uv sync
+
+        - name: Lint code.
+          run:  uv run ruff check
+
+        - name: Check types.
+          run:  uv run basedpyright

workflows/publish_release.yml

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+# Publish new GitHub release on PyPI.
+name: Publish release
+
+on: [workflow_dispatch]
+
+jobs:
+
+  build:
+      name: Build wheel
+      runs-on:  ubuntu-latest
+      steps:
+        - name: Check out code.
+          uses: actions/checkout@v5
+
+        - name: Install Python.
+          uses: actions/setup-python@v6
+          with:
+              python-version-file: "pyproject.toml"
+
+        - name: Install UV.
+          uses: astral-sh/setup-uv@v7
+
+        - name: Build wheel.
+          run:  uv build --wheel --out-dir build/wheel
+
+        - name: Store wheel.
+          uses: actions/upload-artifact@v4
+          with:
+             name: python-wheel
+             path: build/wheel
+
+
+  publish:
+      name: Publish to PyPI
+      if: startsWith(github.ref, 'refs/tags/')         # Commit must be tagged.
+      needs:
+        - build
+      runs-on: ubuntu-latest
+      environment:
+          name: pypi
+          url:  https://pypi.org/p/MPh
+      permissions:
+          id-token: write
+      steps:
+        - name: Download wheel.
+          uses: actions/download-artifact@v5
+          with:
+            name: python-wheel
+            path: build/wheel
+        - name: Publish to PyPI.
+          uses: pypa/gh-action-pypi-publish@release/v1