Merge pull request #3 from European-XFEL/gha-publish

Publish to PyPI from Github actions on tags

.github/workflows/tests.yml

@@ -46,3 +46,27 @@ jobs:
         run: |
           python3 -m pip install pytest
           python3 -m pytest -v
+
+  publish:
+    runs-on: ubuntu-latest
+    if: ${{ startsWith(github.ref, 'refs/tags/') }}
+    needs: test_pyenv
+    permissions:
+      id-token: write  # OIDC for uploading to PyPI
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+
+      - name: Build packages
+        run: |
+          python3 -m pip install flit
+          flit build
+
+      - name: Publish package distributions to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1