Dockerfile

# Multi-stage Docker build for Droidit ML security platform
FROM python:3.11-slim as builder

# Build dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    make \
    libffi-dev \
    libssl-dev \
    git \
    build-essential \
    wget \
    unzip \
    && rm -rf /var/lib/apt/lists/*

# Create virtual environment
RUN python -m venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"

# Copy requirements and install dependencies
COPY requirements.txt /tmp/
RUN pip install --no-cache-dir --upgrade pip wheel && \
    pip install --no-cache-dir -r /tmp/requirements.txt

# Production stage
FROM python:3.11-slim as production

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1

# Runtime dependencies
RUN apt-get update && apt-get install -y \
    curl \
    && rm -rf /var/lib/apt/lists/* \
    && groupadd -r droidit \
    && useradd -r -g droidit -d /app -s /bin/bash droidit

# Copy virtual environment from builder
COPY --from=builder /opt/venv /opt/venv
ENV PATH="/opt/venv/bin:$PATH"

# Create application directories
WORKDIR /app
RUN mkdir -p data/models data/features data/labels data/reports secrets logs plugins \
    && chown -R droidit:droidit /app

# Copy application code
COPY --chown=droidit:droidit . .

# Set environment variables
ENV PYTHONPATH=/app \
    DROIDIT_MODEL_PATH=/app/data/models \
    DROIDIT_FEATURE_DIR=/app/data/features \
    DROIDIT_LABEL_DIR=/app/data/labels \
    DROIDIT_REPORT_DIR=/app/data/reports \
    DROIDIT_LOG_LEVEL=INFO \
    DROIDIT_ENABLE_METRICS=1 \
    DROIDIT_FEEDBACK_ENABLED=1 \
    DROIDIT_ENABLE_SHAP=1 \
    DROIDIT_RATE_LIMIT_PER_MINUTE=100 \
    DROIDIT_ENVIRONMENT=prod

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

# Switch to non-root user
USER droidit

# Expose port
EXPOSE 8000

# Default command
CMD ["uvicorn", "droidit.api.server:app", "--host", "0.0.0.0", "--port", "8000"]