Fix directory permissions for common-lisp-jupyter

Author: Steve Nunez

.github/workflows/build-notebooks.yml

@@ -29,6 +29,8 @@ jobs:
       run: |
         # Create necessary directories
         mkdir -p _site
+        mkdir -p common-lisp-jupyter
+        chmod 777 common-lisp-jupyter
         
         # Execute and convert notebooks one by one using the Common Lisp container
         for notebook in *.ipynb; do
@@ -40,7 +42,14 @@ jobs:
               -v ${{ github.workspace }}:/workspace \
               -w /workspace \
               ghcr.io/lisp-stat/cl-jupyter:latest \
-              jupyter nbconvert --execute --to notebook --output "/workspace/executed_$notebook" "$notebook"
+              bash -c "
+                # Ensure the directory exists with proper permissions
+                mkdir -p /workspace/common-lisp-jupyter
+                chmod 777 /workspace/common-lisp-jupyter
+                
+                # Execute the notebook
+                jupyter nbconvert --execute --to notebook --output \"/workspace/executed_$notebook\" \"$notebook\"
+              "
             
             # Convert the executed notebook to HTML
             docker run --rm \