add a publish release step

.github/workflows/ci.yml

@@ -82,7 +82,7 @@ jobs:
         name: frontend-compiled
         path: src/documents/static/frontend/
 
-  release:
+  build-release:
     needs: [frontend, documentation, tests]
     runs-on: ubuntu-20.04
     steps:
@@ -143,6 +143,38 @@ jobs:
           name: release
           path: dist/paperless-ng.tar.xz
 
+  publish-release:
+    runs-on: ubuntu-latest
+    needs: build-release
+    steps:
+      -
+        name: Download Release Artifact
+        uses: actions/download-artifact@v2
+        with:
+          name: release
+          path: paperless-ng.tar.xz
+      -
+        name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Paperless-ng ${{ github.ref }}
+          draft: true
+          prerelease: true
+      -
+        name: Upload Release Archive
+        id: upload-release-asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps
+          asset_path: ./paperless-ng.tar.xz
+          asset_name: paperless-ng-${{ github.ref }}.tar.xz
+          asset_content_type: application/x-xz
 
   # build and push image to docker hub.
   build-docker-image: