# Use Python 3.11 slim image
FROM python:3.11-slim

# Ensure Python output is sent straight to stdout/stderr (no buffering),
# which is required for logs to appear in `docker logs`.
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1

# Set working directory
WORKDIR /app

# Install system dependencies if needed
RUN apt-get update && apt-get install -y \
    gcc \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the source code
COPY src/ ./src/
COPY data/ ./data/

# Create data and log directories if they don't exist
RUN mkdir -p data logs

# Expose port
EXPOSE $APP_PORT

# Run the application
CMD python -m uvicorn src.main:app --host 0.0.0.0 --port $APP_PORT