# Stage 1: Install dependencies
FROM node:18-alpine AS deps
WORKDIR /app

COPY package.json package-lock.json ./
RUN npm ci --legacy-peer-deps

# Stage 2: Build
FROM node:18-alpine AS builder
WORKDIR /app

COPY --from=deps /app/node_modules ./node_modules
COPY . .

ENV NODE_ENV=production
RUN npm run build

# Stage 3: Run
FROM node:18-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production

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

EXPOSE 3000

CMD ["node", "server.js"]