Dockerfile.prod

FROM node:18-alpine AS base

# Step 1. Rebuild the source code only when needed
FROM base AS builder

WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json package-lock.json ./
# Omit --production flag for TypeScript devDependencies
RUN npm ci

COPY jsconfig.json ./jsconfig.json
COPY next.config.js ./next.config.js
COPY .eslintrc.json ./.eslintrc.json
COPY middleware.js ./middleware.js
COPY vercel.json ./vercel.json

COPY pages ./pages
COPY public ./public
COPY components ./components
COPY styles ./styles
COPY redux ./redux

# Next.js collects completely anonymous telemetry data about general usage. Learn more here: https://nextjs.org/telemetry
# Uncomment the following line to disable telemetry at build time
ENV NEXT_TELEMETRY_DISABLED 1

# Build Next.js based on the preferred package manager
RUN npm run build

# Note: It is not necessary to add an intermediate step that does a full copy of `node_modules` here

# Step 2. Production image, copy all the files and run next
FROM base AS runner

WORKDIR /app

# Don't run production as root
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs
USER nextjs

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 --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

# Uncomment the following line to disable telemetry at run time
ENV NEXT_TELEMETRY_DISABLED 1

# Note: Don't expose ports here, Compose will handle that for us

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