Initialize simulation methods in Docker build

Dockerfile

@@ -17,6 +17,7 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY . .
 
 RUN python manage.py migrate --run-syncdb 2>/dev/null || true
+RUN python manage.py init_simulation_methods 2>/dev/null || true
 
 EXPOSE 7860