Update Dockerfile

Dockerfile

@@ -3,6 +3,7 @@ FROM python:3.9-slim
 WORKDIR /app
 
 COPY ./requirements.txt /app/requirements.txt
+RUN apt-get update && apt-get upgrade -y && apt-get install gcc
 RUN pip3 install --no-cache-dir -r /app/requirements.txt
 RUN pip3 install numpy
 RUN pip3 install cython==0.29.21
@@ -23,5 +24,6 @@ EXPOSE 8501
 CMD streamlit run ⓘ_Introduction.py \
     --server.headless true \
     --server.enableCORS false \
+
     --server.enableXsrfProtection false \
     --server.fileWatcherType none