FROM python:3.11-slim

# Install system dependencies including TA-Lib C library
RUN apt-get update && apt-get install -y \
    build-essential \
    wget \
    libta-lib-dev \
    libpq-dev \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy dependency files
COPY pyproject.toml ./

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

# Copy application code
COPY . .

# Expose port for FastAPI
EXPOSE 8001

# Run the inference server by default
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8001"]