# Stage 1: Install dependencies
FROM python:3.11-slim AS builder

WORKDIR /app

# Install Python packages
COPY requirements.txt .
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir --prefix=/install -r requirements.txt && \
    # Clean up unnecessary files to reduce image size
    find /install -type d -name __pycache__ -exec rm -rf {} + 2>/dev/null || true && \
    find /install -type f -name "*.pyc" -delete && \
    find /install -type d -name "tests" -exec rm -rf {} + 2>/dev/null || true && \
    find /install -type d -name "*.dist-info" -exec rm -rf {}/RECORD {} + 2>/dev/null || true

# Stage 2: Final minimal image
FROM python:3.11-slim

WORKDIR /app

# Copy only installed packages (no pip cache, no build artifacts)
COPY --from=builder /install /usr/local

# Copy application files
COPY backend ./backend
COPY frontend ./frontend
COPY config.yaml .
COPY plugins ./plugins
COPY themes ./themes

# Create data directories
RUN mkdir -p data/notes data/search_index

# Expose port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=60s --timeout=3s --start-period=5s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')"

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