add-example-notebook

Dockerfile

@@ -25,9 +25,9 @@ RUN conda env update -q -f /tmp/environment.yml && \
     /opt/conda/bin/pip install --ignore-installed -r /tmp/requirements.txt && \
     jupyter labextension install --no-build @jupyter-voila/jupyterlab-preview && \
     jupyter labextension install --no-build @jupyter-widgets/jupyterlab-manager && \
+    jupyter lab build && \
     conda clean -y --all && \
-    conda env export -n "root" && \
-    jupyter lab build
+    conda env export -n "root" 
 
 # install our utilities package