# ============================================================================
# DAARION Frontend Dockerfile
# Multi-stage build for production
# ============================================================================

# Stage 1: Build
FROM node:18-alpine AS builder

WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm ci --only=production

# Copy source
COPY . .

# Build frontend
RUN npm run build

# Stage 2: Production
FROM nginx:alpine

# Copy built files
COPY --from=builder /app/dist /usr/share/nginx/html

# Copy nginx config for SPA
COPY nginx/frontend.conf /etc/nginx/conf.d/default.conf

# Expose port
EXPOSE 80

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD wget --spider -q http://localhost/health || exit 1

CMD ["nginx", "-g", "daemon off;"]