fixed docker

Dockerfile

@@ -10,7 +10,7 @@ WORKDIR app
 RUN rm deps/*.whl
 RUN pip install -r requirements-base.txt
 EXPOSE 8501
-CMD streamlit run app.py \
+CMD streamlit run dam_helper/app.py \
     --server.headless true \
     --server.enableCORS false \
     --server.enableXsrfProtection false \