ci: create publish workflow

Author: stiermid

.github/workflows/publish.yaml

@@ -0,0 +1,23 @@
+name: Publish to PyPI
+
+on:
+  push:
+    tags: "v*"
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    environment: pypi
+    permissions:
+      id-token: write
+
+    steps:
+      - uses: actions/checkout@v6
+
+      - uses: astral-sh/setup-uv@v8
+
+      - name: Build
+        run: uv build
+
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1