fix: convert user input to pandas DataFrame for model predictions

Add: Generated production bundle file

fix: update SHAP to >=0.46.0 for NumPy 2.0 compatibility on Python 3.13

Merge branch 'main' of https://huggingface.co/spaces/vrfefavr/student-performance-ML_project into hf-clean

Fix: Remove .pkl from gitignore

Fix: Downgrade shap and matplotlib for Python compatibility

Update .gitignore

Fix: Upgrade packages for Python 3.13 wheel support (numpy 2.1.3, scikit-learn 1.6.1, shap 0.48.1, matplotlib 3.10.1)

Fix: Force Python 3.12 with proper Dockerfile and packages.txt

Fix: Upgrade scikit-learn to 1.5.1 for Python 3.12 wheel support

Fix: Switch to Python 3.12 (ML libs have wheels)

Fix: Downgrade deps for Python 3.13 wheel compatibility

Fix: Remove pandas, use numpy for Python 3.13 compatibility

Fix: Use pandas 2.0.3 (compatible with Python 3.13)

Fix: Downgrade pandas to 2.1.4 (has Python 3.13 wheel)

Fix: Force Python 3.11 on HF Spaces to use prebuilt wheels

Optimize: Add Docker build cache for faster pip installs

Fix: Handle missing .pkl file at app startup