FROM python:3.11-slim

WORKDIR /app

# Install system dependencies for asyncpg
RUN apt-get update && apt-get install -y \
    gcc \
    libpq-dev \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY src/ ./src/
COPY alembic/ ./alembic/
COPY alembic.ini .

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

# Set environment variables
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    PYTHONUNBUFFERED=1 \
    ENVIRONMENT=production

WORKDIR /app

# Expose port 7860 (HF Spaces default)
EXPOSE 7860

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