Update Dockerfile

Dockerfile

@@ -13,6 +13,7 @@ RUN echo "Shrey $PWD"
 RUN git clone -b oasis_connector --single-branch https://github.com/arangodb/interactive_tutorials.git
 RUN git clone -b movie-data-source --single-branch https://github.com/arangodb/interactive_tutorials.git movie_data_source
 # RUN rsync -av interactive_tutorials/ ./ --exclude=.git
+RUN ls
 RUN chmod -R 755 ./tools
 RUN unzip ./movie_data_source/sampled_movie_dataset.zip
 RUN pip3 install --no-cache-dir -r requirements.txt