Add superset

Dockerfile

@@ -30,7 +30,12 @@ RUN pip install Pillow
 ENV FLASK_APP=superset
 ENV SUPERSET_SECRET_KEY=tonne1997
 RUN superset db upgrade
-RUN superset fab create-admin
+RUN superset fab create-admin \
+               --username tonne \
+               --firstname Superset \
+               --lastname Tonne \
+               --email tonne@gmail.com \
+               --password tonne
 
 RUN superset load_examples
 CMD ["superset", "run", "-p", "7860"]