Add Jinja upgrade

Dockerfile

@@ -10,9 +10,10 @@ ENV HOME=/exp/fromage
 WORKDIR /exp/fromage
 COPY ./requirements.txt ./requirements.txt
 RUN python -m pip install -r ./requirements.txt
+RUN python -m pip install --upgrade Jinja2
 RUN python -m pip install gradio
 
 COPY . .
 RUN chmod -R a+rwX .
 
-CMD ["uvicorn", "app:main", "--host", "0.0.0.0", "--port", "7860"]
+CMD ["uvicorn", "app:main", "--host", "0.0.0.0", "--port", "7860"]