add libx11-6

Dockerfile

@@ -3,12 +3,16 @@ FROM jupyter/base-notebook:4d70cf8da953
 COPY requirements.txt .
 RUN pip install -r requirements.txt
 
+# Install the libX11 library
+USER root
+RUN apt-get update && apt-get install -y libx11-6
+
 RUN mkdir ./pages
 COPY /pages ./pages
 
 ENV PROJ_LIB='/opt/conda/share/proj'
 
-USER root
+
 RUN chown -R ${NB_UID} ${HOME}
 USER ${NB_USER}