# Base image
FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Copy requirements first (for caching)
COPY requirements.txt .

# Install dependencies
RUN pip install --no-cache-dir --upgrade pip \
    && pip install --no-cache-dir -r requirements.txt

# Copy app code
COPY . .

# Expose Streamlit default port
EXPOSE 8501

# Set environment variable for Streamlit
ENV STREAMLIT_SERVER_PORT=8501
ENV STREAMLIT_SERVER_HEADLESS=true

# Run Streamlit
CMD ["streamlit", "run", "src/streamlit_app.py"]