Dockerfile

# Multi-stage build for optimized production image
FROM node:18-alpine AS frontend-builder

# Build frontend
WORKDIR /app/frontend
COPY package*.json ./
RUN npm ci --only=production
COPY . .
RUN npm run build

# Python backend
FROM python:3.11-slim AS backend

# Install system dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Install Python dependencies
COPY requirements.txt .
COPY api/requirements.txt ./api/
RUN pip install --no-cache-dir -r requirements.txt && \
    pip install --no-cache-dir -r api/requirements.txt

# Copy backend code
COPY src/ ./src/
COPY api/ ./api/
COPY config/ ./config/
COPY scripts/ ./scripts/
COPY *.py ./

# Copy frontend build
COPY --from=frontend-builder /app/frontend/dist ./static

# Create non-root user
RUN useradd -m -u 1000 canairy && \
    chown -R canairy:canairy /app

USER canairy

# Environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PORT=8000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:${PORT}/health || exit 1

# Expose port
EXPOSE ${PORT}

# Start application
CMD ["python", "-m", "uvicorn", "api.main:app", "--host", "0.0.0.0", "--port", "8000"]