bug fix quoting error, include workflow for paper.pdf creation

.github/workflows/draft-pdf.yml

@@ -0,0 +1,34 @@
+name: Draft PDF
+on:
+  push:
+    paths:
+      - joss_paper/**
+      - .github/workflows/draft-pdf.yml
+
+jobs:
+  paper:
+    runs-on: ubuntu-latest
+    name: Paper Draft
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Build draft PDF
+        uses: openjournals/openjournals-draft-action@master
+        with:
+          journal: joss
+          # This should be the path to the paper within your repo.
+          paper-path: joss_paper/paper.md
+      - name: Upload
+        uses: actions/upload-artifact@v4
+        with:
+          name: paper
+          # This is the output path where Pandoc will write the compiled
+          # PDF. Note, this should be the same directory as the input
+          # paper.md
+          path: Joss_paper/paper.pdf
+      - name: Commit PDF to repository
+        uses: EndBug/add-and-commit@v9
+        with:
+          message: '(auto) Paper PDF Draft'
+          # This should be the path to the paper within your repo.
+          add: 'paper.pdf' # 'paper/*.pdf' to commit all PDFs in the paper directory

joss_paper/paper.md

@@ -7,7 +7,7 @@ tags:
 authors:
   - name: Thomas Weiß
     orcid: 0000-0001-5278-8379
-    affiliation: 1,2,3
+    affiliation: "1,2,3"
   - name: Alexander Löw
     affiliation: 1
 affiliations: