# Use Python 3.12 base image and install uv
FROM python:3.12-slim

# Install uv
RUN pip install uv

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    UV_COMPILE_BYTECODE=1 \
    UV_LINK_MODE=copy \
    PYTHONPATH=/app \
    UV_CACHE_DIR=/tmp/.cache

# Set working directory
WORKDIR /app

# Copy pyproject.toml and uv.lock first for better layer caching
COPY pyproject.toml uv.lock ./

# Install dependencies using uv
RUN uv sync --frozen --no-cache

# Copy the application code
COPY backend/ ./backend/
COPY data/ ./data/

# Create writable directories for Milvus lock files
RUN mkdir -p backend/api/static /tmp/vector_db && \
    chmod 777 /tmp/vector_db

# Copy vector database files to writable location
COPY data/processed/vector_db/* /tmp/vector_db/

# Expose the port
EXPOSE 8000

# Command to run the application
CMD ["uv", "run", "uvicorn", "backend.api.main:app", "--host", "0.0.0.0", "--port", "8000"]