Update release workflow

Author: sdispater

.github/workflows/release.yml

@@ -9,16 +9,30 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
+    - name: Get tag
+      id: tag
+      run: |
+        echo ::set-output name=tag::${GITHUB_REF#refs/tags/}
     - name: Set up Python 3.7
       uses: actions/setup-python@v1
       with:
         python-version: 3.7
     - name: Install dependencies
-      run: python -m pip install --upgrade pip poetry
-    - name: Configure pypi credentials
+      run: python -m pip install --upgrade pip poetry --pre
+    - name: Publish release to PyPI
       env:
-        PYPI_API_TOKEN: ${{ secrets.PYPI_API_TOKEN }}
-      run: poetry config http-basic.pypi __token__ "$PYPI_API_TOKEN"
-    - name: Publish release to pypi
-      run: poetry publish --build
+        POETRY_PYPI_TOKEN_PYPI: ${{ secrets.PYPI_API_TOKEN }}
+      run: |
+        poetry build
+        poetry publish
+    - name: Create Release
+      id: create_release
+      uses: actions/create-release@v1
+      env:
+        GITHUB_TOKEN: ${{ secrets.RELEASE_TOKEN }}
+      with:
+        tag_name: ${{ steps.tag.outputs.tag }}
+        release_name: ${{ steps.tag.outputs.tag }}
+        draft: false
+        prerelease: false