Update Dockerfile

Dockerfile

@@ -9,8 +9,8 @@ ENV HOME=/home/user \
 
 WORKDIR /home/user/app
 COPY --chown=user:user requirements.txt .
-RUN pip install --no-cache-dir --upgrade -r requirements.txt
-COPY --chown=user:user . .
+RUN mkdir -p ./chroma_db && chown user:user ./chroma_db 
+COPY --chown=user:user requirements.txt .
 
 CMD chainlit run app.py --host 0.0.0.0 --port 7860