Add workflows for publishing to pypi (#10)

Co-authored-by: Lukas Wutschitz <lukas.wutschitz@microsoft.com>

.github/workflows/publish-package.yml

@@ -0,0 +1,24 @@
+name: Publish package
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-python@v2
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install setuptools wheel twine build
+    - name: Build
+      run: |
+        python -m build --sdist --wheel --outdir dist/ .
+    - name: Publish to PyPI
+      uses: pypa/gh-action-pypi-publish@master
+      with:
+        password: ${{ secrets.PYPI_API_TOKEN }}