FROM python:3.11-slim

WORKDIR /app

# Install system dependencies if any are needed (none for pure python/FastAPI)
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    && rm -rf /var/lib/apt/lists/*

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

# Copy application files
COPY . .

# Expose port 8000
EXPOSE 8000

# Set environment variables
ENV HOST=0.0.0.0
ENV PORT=8000
ENV CONFIG_PATH=/config/config.json

# Create configuration directory
RUN mkdir -p /config

# Run the application
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]