Update Dockerfile

Dockerfile

@@ -1,16 +1,29 @@
 FROM python:3.11
+
+# Create a non-root user
 RUN useradd -m -u 1000 user
 USER user
-ENV PATH="/home/user/.local/bin:$PATH"
 
-ENV VIRTUAL_ENV=/home/user/venv
+# Set environment variables
+ENV HOME=/home/user \
+    VIRTUAL_ENV=/home/user/venv \
+    PATH="/home/user/.local/bin:/home/user/venv/bin:$PATH"
+
+# Create virtual environment
 RUN python -m venv $VIRTUAL_ENV
-ENV PATH="$VIRTUAL_ENV/bin:$PATH"
 
+# Set working directory
 WORKDIR /app
-COPY --chown=user ./requirements.txt requirements.txt
 
-RUN pip install -r requirements.txt
+# Copy and install dependencies
+COPY --chown=user requirements.txt .
+RUN pip install --upgrade pip && pip install --no-cache-dir -r requirements.txt
+
+# Copy source code
+COPY --chown=user . .
+
+# Expose port (optional but good practice)
+EXPOSE 7860
 
-COPY --chown=user . /app
-CMD python3 -m chainlit run app.py --host 0.0.0.0 --port 7860
+# Launch app
+CMD ["python", "-m", "chainlit", "run", "app.py", "--host", "0.0.0.0", "--port", "7860"]