Add step to create GitHub release in workflow

Author: fwilhe

.github/workflows/release.yaml

@@ -47,6 +47,12 @@ jobs:
           git tag $VERSION
           git push --tags origin release-version-${VERSION}
 
+      - name: Create Release
+        run: |
+          gh release create ${VERSION} --title "Release ${VERSION}" --generate-notes
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Start container with postgres for testing
         run: docker compose --file unit-test-db-compose.yaml up --build --wait --detach