Restructure

hooks/pre-commit

@@ -1,13 +1,25 @@
 #!/bin/bash
-for f in $(git diff --name-only --cached); do
-    if [[ $f == *.ipynb ]]; then
-        jupyter nbconvert --clear-output --inplace $f
-        git add $f
+set -e
+
+# Find all staged .ipynb files
+NOTEBOOKS=$(git diff --cached --name-only --diff-filter=ACM | grep '\.ipynb$' || true)
+
+if [ -z "$NOTEBOOKS" ]; then
+    echo "No Jupyter notebooks staged. Skipping Jupytext conversion."
+    exit 0
+fi
+
+echo "Converting staged Jupyter notebooks to .py (percent format)..."
+
+# Loop through each notebook and convert
+for nb in $NOTEBOOKS; do
+    if [ -f "$nb" ]; then
+        echo "  - Converting $nb"
+        jupytext --to py:percent "$nb"
+        pyfile="${nb%.ipynb}.py"
+        # Stage the generated .py file
+        git add "$pyfile"
     fi
 done
 
-if git diff --name-only --cached --exit-code
-then
-    echo "No changes detected after removing notebook output"
-    exit 1
-fi
+echo "✅ Jupytext conversion complete."