DockerfileDev

FROM node:18-alpine AS base

# Install dependencies only when needed

FROM base AS deps

# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.

RUN apk add --no-cache libc6-compat

WORKDIR /app

COPY package.json ./
COPY package-lock.json ./
COPY patches ./patches

RUN npm install
RUN npm install -g --arch=x64 --platform=linux --libc=glibc sharp

# Rebuild the source code only when needed

FROM base AS builder

WORKDIR /app

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

RUN npm run buildDev

FROM base AS runner
WORKDIR /app

ENV NODE_ENV production
ENV NEXT_SHARP_PATH=/usr/local/lib/node_modules/sharp

COPY --from=deps /usr/local/lib/node_modules/sharp /usr/local/lib/node_modules/sharp
COPY --from=builder /app/next.config.js ./
COPY --from=builder /app/public ./public

# Automatically leverage output traces to reduce image size

# https://nextjs.org/docs/advanced-features/output-file-tracing

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

EXPOSE 3000

ENV PORT 3000

# set hostname to localhost

ENV HOSTNAME "0.0.0.0"

CMD ["npm", "run", "standalone"]