Fixing workflow

.github/workflows/on-release.yml

@@ -1,4 +1,4 @@
-name: Builds the documents on release
+name: Convert ODT to PDF and attach to release
 
 on:
   release:
@@ -16,16 +16,18 @@ jobs:
       run: sudo apt-get update && sudo apt-get install -y libreoffice
 
     - name: Convert ODT to PDF
+      run: find . -name "*.odt" -exec libreoffice --headless --convert-to pdf {} \;
+
+    - name: List generated PDFs
+      id: list_pdfs
       run: |
-        find . -name "*.odt" -exec libreoffice --headless --convert-to pdf {} \;
+        pdf_files=$(find . -name "*.pdf")
+        echo "PDF_FILES=$pdf_files" >> $GITHUB_ENV
 
     - name: Upload PDF to release
       uses: actions/upload-release-asset@v1
       with:
         upload_url: ${{ github.event.release.upload_url }}
-        asset_path: |
-          $(find . -name "*.pdf" | tr '\n' ' ')
-        asset_name: |
-          $(find . -name "*.pdf" -exec basename {} \; | tr '\n' ' ')
+        asset_path: ${{ env.PDF_FILES }}
+        asset_name: ${{ env.PDF_FILES }}
         asset_content_type: application/pdf
-