Dockerfile

FROM node:20-alpine AS deps

RUN apk add --no-cache libc6-compat

WORKDIR /app

COPY package.json yarn.lock ./

RUN yarn install --frozen-lockfile


FROM node:20-alpine AS builder

ARG STRAPI_URL
ENV STRAPI_URL=$STRAPI_URL

ARG WEBSITE_URL
ENV WEBSITE_URL=$WEBSITE_URL

ENV NEXT_OUTPUT=standalone

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

RUN yarn build


FROM node:20-alpine AS runner

WORKDIR /app

ENV NODE_ENV production

RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

COPY --from=builder /app/public ./public

# Set the correct permission for prerender cache
RUN mkdir .next
RUN chown nextjs:nodejs .next

# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

USER nextjs

EXPOSE 3000

ENV PORT 3000
# set hostname to localhost
ENV HOSTNAME "0.0.0.0"

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