# Install dependencies only when needed
FROM registry.access.redhat.com/ubi8/nodejs-18-minimal:1-86 AS deps
USER 0
WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./
RUN \
  if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
  elif [ -f package-lock.json ]; then npm ci; \
  elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && pnpm i; \
  else echo "Lockfile not found." && exit 1; \
  fi

# Rebuild the source code only when needed
FROM registry.access.redhat.com/ubi8/nodejs-18-minimal:1-86 AS builder
USER 0
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

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

# If using npm comment out above and use below instead
RUN npm run build

# Production image, copy all the files and run next
FROM registry.access.redhat.com/ubi8/nodejs-18-minimal:1-86 AS runner
USER 0
WORKDIR /app

ENV NODE_ENV production
# Uncomment the following line in case you want to enable telemetry during runtime.
ENV NEXT_TELEMETRY_DISABLED 1

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

# Set the correct permission for prerender cache
RUN mkdir .next
RUN chown 1001:1001 .next

# Automatically leverage output traces to reduce image size
# https://nextjs.org/docs/advanced-features/output-file-tracing
COPY --from=builder --chown=1001:1001 /app/.next/standalone ./
COPY --from=builder --chown=1001:1001 /app/.next/static ./.next/static

USER 1001

EXPOSE 8501

ENV PORT 8501

CMD ["sh", "-c", "HOSTNAME=0.0.0.0 node server"]