Add GitHub workflow

.github/workflows/publish.yml

@@ -0,0 +1,29 @@
+on:
+  push:
+    tags:
+      - "v*.*.*"
+  workflow_dispatch:
+
+name: Release and publish package
+
+jobs:
+  publish:
+    name: Upload release to PyPI
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/certbot-dns-local
+    permissions:
+      id-token: write  # Permission is mandatory for trusted publishing
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: GitHub Release
+      uses: softprops/action-gh-release@v1
+      with:
+        name: Automated release of ${{ github.ref }}
+        draft: false
+        prerelease: false
+        body: This is an automated build of commit ${{ github.ref }}.
+    - name: Publish package distributions to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1