Updating Dockerfile and app.py to fix the session disconnected HF issue

Dockerfile

@@ -1,34 +1,13 @@
-FROM python:3.12
-
-# Create a non-root user
+FROM python:3.9
 RUN useradd -m -u 1000 user
-
-# Switch to the non-root user
 USER user
-
-# Set environment variables
 ENV HOME=/home/user \
-    PATH=/home/user/.local/bin:$PATH 
-
-# Set the working directory
+    PATH=/home/user/.local/bin:$PATH
 WORKDIR $HOME/app
-
-# Copy application files and install dependencies
 COPY --chown=user . $HOME/app
-COPY ./requirements.txt $HOME/app/requirements.txt
+COPY ./requirements.txt ~/app/requirements.txt
 RUN pip install --upgrade pip
 RUN pip install -r requirements.txt
-RUN pip list
-
-# Create the necessary directories and set permissions
-USER root
-RUN mkdir -p /home/user/app/data/vectorstore && \
-    mkdir -p /home/user/app/.chainlit && \
-    chown -R user:user /home/user/app/data /home/user/app/.chainlit && \
-    chmod -R 777 /home/user/app/data /home/user/app/.chainlit
-
-# Switch back to the non-root user
-USER user
-
-# Start the application
-CMD ["chainlit", "run", "app.py", "--port", "7860"]
+RUN mkdir -p $HOME/app/data/vectorstore && chown -R user:user $HOME/app/data
+COPY . .
+CMD ["chainlit", "run", "app.py", "--port", "7860"]

app.py

@@ -97,7 +97,7 @@ async def start_chat():
     settings = {
         "model": "gpt-4o",
         "temperature": 0,
-        "max_tokens": 500,
+        "max_tokens": 64,
         "top_p": 1,
         "frequency_penalty": 0,
         "presence_penalty": 0,