publish to PyPI with trusted publisher

Author: raylu

.github/workflows/pypi.yaml

@@ -0,0 +1,26 @@
+name: PyPI publish
+
+on:
+  release:
+    types: [created]
+  workflow_dispatch:
+
+jobs:
+  pypi-publish:
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+    steps:
+    - uses: actions/checkout@v4
+
+    - uses: actions/setup-python@v5
+      with:
+        python-version: '3.x'
+    
+    - run: pip install build && python -m build
+
+    # publish with https://docs.pypi.org/trusted-publishers/
+    - uses: pypa/gh-action-pypi-publish@release/v1
+      env:
+        name: pypi
+        url: https://pypi.org/p/pigwig