# Frontend Dockerfile
FROM node:20-alpine AS builder

WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm ci

# Copy source
COPY . .

# Build Next.js app
RUN npm run build

# Production runtime
FROM node:20-alpine

WORKDIR /app

# Copy standalone build
COPY --from=builder /app/.next/standalone ./
COPY --from=builder /app/.next/static ./.next/static
COPY --from=builder /app/public ./public

# Expose port
EXPOSE 3000

# Start application
CMD ["node", "server.js"]