Update Dockerfile

Dockerfile

@@ -22,7 +22,7 @@ ENV HOME=/home/user \
 WORKDIR $HOME/app
 
 # Install basic dependencies
-RUN pip install boto3 pandas gunicorn streamlit scikit-learn matplotlib seaborn plotly
+RUN pip install boto3 pandas gunicorn streamlit scikit-learn matplotlib seaborn plotly openpyxl
 
 # Copy all local files to /home/user/app with "user" as owner of these files
 # Always use --chown=user when using HUGGINGFACE to avoid permission errors