FROM python:3.11-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better Docker caching
COPY requirements.txt ./

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY app.py ./
COPY config.py ./
COPY api/ ./api/
COPY utils/ ./utils/

# Create non-root user for security
RUN useradd -m -u 1000 user
USER user

EXPOSE 7860

HEALTHCHECK CMD curl --fail http://localhost:7860/_stcore/health

CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]