Changed dir to /jupyter-kernel

Dockerfile

@@ -8,6 +8,7 @@ RUN  apt update \
   && apt upgrade --assume-yes \
   && apt install -y make libgmp-dev libmpfr-dev libmpc-dev ppl-dev gnuplot ipython\
   && install --directory --owner=www-data --group=www-data --mode=0755 /var/www \
+  && install --directory --owner=www-data --group=www-data --mode=0755 /jupyter-kernel \
   && rm -rf /var/cache/apt/*bin /var/cache/apt/archives/*deb /var/lib/apt/lists/*
 
 
@@ -27,7 +28,7 @@ RUN  chmod -R go-w /jupyter
 # Set up defaults for running the service
 EXPOSE 9001/tcp
 USER www-data
-WORKDIR /jupyter/local/
+WORKDIR /jupyter-kernel
 
 RUN  python3 -m venv tensorflow \
   && . tensorflow/bin/activate \