Use environment to deploy

Author: dstansby

.github/workflows/test_and_deploy.yml

@@ -73,21 +73,22 @@ jobs:
     needs: [test]
     runs-on: ubuntu-latest
     if: contains(github.ref, 'tags')
+    environment: pypi-deploy
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
           python-version: "3.x"
-      - name: Install dependencies
+      - name: Install build
         run: |
           python -m pip install --upgrade pip
-          pip install -U setuptools setuptools_scm wheel twine build
-      - name: Build and publish
-        env:
-          TWINE_USERNAME: __token__
-          TWINE_PASSWORD: ${{ secrets.TWINE_API_KEY }}
+          python -m pip install --upgrade build
+
+      - name: Build package
         run: |
           git tag
           python -m build .
-          twine upload dist/*
+
+      - name: Publish package
+        uses: pypa/gh-action-pypi-publish@release/v1