Update Dockerfile

Dockerfile

@@ -1,20 +1,15 @@
 FROM python:3.9
 
-# Create non-root user
 RUN useradd -m -u 1000 user
-
 ENV HOME=/home/user \
     PATH=/home/user/.local/bin:$PATH
-
 WORKDIR $HOME/app
 USER user
 
-# Upgrade pip first (helps avoid old resolver oddities)
-RUN pip install --no-cache-dir --upgrade pip
-
 COPY --chown=user requirements.txt $HOME/app/requirements.txt
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir --upgrade pip \
+ && pip install --no-cache-dir -r requirements.txt
 
 COPY --chown=user . $HOME/app
 
-CMD ["chainlit", "run", "app.py", "--port", "7860"]
+CMD ["chainlit", "run", "app.py", "--port", "7860"]