FROM python:3.9-slim

WORKDIR /code

# Install system dependencies
RUN apt-get update && \
    apt-get install -y --no-install-recommends \
    build-essential \
    curl \
    git \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Create necessary directories
RUN mkdir -p /code/data /code/logs

# Copy requirements first to leverage Docker cache
COPY requirements.txt .

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

# Copy application code
COPY . .

# Ensure directories have correct permissions
RUN chmod -R 755 /code/data /code/logs

# Set environment variables
ENV PYTHONPATH=/code
ENV PORT=7860

# Expose the port
EXPOSE 7860

# Run the application
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]