Add release workflow (#54)

.github/workflows/wheels.yml

@@ -0,0 +1,79 @@
+name: Build and maybe upload to PyPI
+
+on:
+  push:
+  pull_request:
+  release:
+    types:
+      - released
+      - prereleased
+
+jobs:
+  artifacts:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-python@v4
+        with:
+          python-version: '3.10' 
+      - name: Build wheels
+        run: pip wheel . -w dist
+      - name: Build Source Dist
+        run: python setup.py sdist
+      - uses: actions/upload-artifact@v3
+        with:
+          name: wheel
+          path: ./dist/dask_snowflake*
+      - uses: actions/upload-artifact@v3
+        with:
+          name: sdist
+          path: ./dist/dask-snowflake*
+
+  list_artifacts:
+    name: List build artifacts
+    needs: [artifacts]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: sdist
+          path: dist
+      - uses: actions/download-artifact@v3
+        with:
+          name: wheel
+          path: dist
+      - name: test
+        run: |
+          ls
+          ls dist
+
+  upload_pypi:
+    needs: [artifacts]
+    if: "startsWith(github.ref, 'refs/tags/')"
+    runs-on: ubuntu-latest
+    environment:
+      name: releases
+      url: https://pypi.org/p/dask-snowflake
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/download-artifact@v3
+        with:
+          name: sdist
+          path: dist
+      - uses: actions/download-artifact@v3
+        with:
+          name: wheel
+          path: dist
+      - uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: dist
+          skip-existing: true