Update Dockerfile

Dockerfile

@@ -1,20 +1,21 @@
-FROM python:3.13.5-slim
+FROM python:3.9
 
-WORKDIR /app
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
 
-RUN apt-get update && apt-get install -y \
-    build-essential \
-    curl \
-    git \
-    && rm -rf /var/lib/apt/lists/*
+WORKDIR /app
 
-COPY requirements.txt ./
-COPY src/ ./src/
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-RUN pip3 install -r requirements.txt
+COPY --chown=user . /app
 
-EXPOSE 8501
+# Install Flask
+RUN pip install flask gunicorn pymupdf tiktoken
 
-HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
+# Expose default port
+EXPOSE 7860
 
-ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+# Run with Gunicorn
+CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:7860", "app:app"]