Update pdf.yml

.github/workflows/pdf.yml

@@ -25,24 +25,12 @@ jobs:
 
       # Install pandoc and xelatex
       - name: Install dependencies
-        run: sudo apt-get install -y pandoc texlive-xetex
+        run: sudo apt-get install -y pandoc texlive-xetex texlive-fonts-recommended texlive-plain-generic
 
       # Create directory for PDFs
       - name: Create PDF directory
         run: mkdir -p pdfs
 
-      # Fix YAML metadata issues
-      - name: Fix YAML metadata
-        run: |
-          find . -name "*.md" -exec sed -i '/^---$/!b;n;/^$/!b;n;/^---$/d;' {} \;
-
-      # Ensure images are present
-      - name: Ensure images are present
-        run: mkdir -p imgs && touch imgs/dummy.jpg
-      - name: Replace missing images
-        run: |
-          find . -name "*.md" -exec sed -i 's|imgs/|imgs/dummy.jpg|g' {} \;
-
       # Concatenate all markdown files into a single file
       - name: Concatenate markdown files
         run: find . -name "*.md" -exec cat {} + > combined.md