Update Dockerfile

Dockerfile

@@ -56,7 +56,8 @@ RUN curl -sLo ~/miniconda.sh https://repo.continuum.io/miniconda/Miniconda3-py39
 
 WORKDIR $HOME/app
 COPY requirements.txt ./
-RUN pip install -r requirements.txt
+RUN --mount=target=requirements.txt,source=requirements.txt \
+    pip install --no-cache-dir --upgrade -r requirements.txt
 COPY . .
 EXPOSE 7860
 CMD ["python","./manage.py","runserver","0.0.0.0:7860"]