FROM node:lts-alpine AS base
WORKDIR /app
COPY package*.json ./
RUN npm install

FROM base AS build
WORKDIR /app
COPY . .
RUN npm run build

FROM node:lts-alpine AS runner
WORKDIR /app
COPY --from=base /app/node_modules ./node_modules
COPY --from=build /app/public ./public
COPY --from=build /app/.next/standalone ./
COPY --from=build /app/.next/static ./.next/static

EXPOSE 3000
ENV PORT=3000
ENV HOSTNAME="0.0.0.0"
CMD ["node", "server.js"]