# Investor Flow frontend — Next.js standalone.
# Build context: app/
FROM node:22-bookworm-slim AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

FROM node:22-bookworm-slim AS builder
WORKDIR /app
ENV NEXT_TELEMETRY_DISABLED=1
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN npm run build

FROM node:22-bookworm-slim AS runner
WORKDIR /app
ENV NODE_ENV=production \
    NEXT_TELEMETRY_DISABLED=1 \
    HOSTNAME=0.0.0.0 \
    PORT=3000 \
    IFLOW_BACKEND_URL=http://backend:3001
RUN apt-get update \
    && apt-get install -y --no-install-recommends ca-certificates tini \
    && rm -rf /var/lib/apt/lists/* \
    && addgroup --system --gid 1001 nodejs \
    && adduser --system --uid 1001 --ingroup nodejs nextjs
COPY --from=builder /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
USER nextjs
EXPOSE 3000
HEALTHCHECK --interval=30s --timeout=5s --start-period=40s --retries=3 \
  CMD node -e "fetch('http://127.0.0.1:3000/health').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))"
ENTRYPOINT ["tini", "--"]
CMD ["node", "server.js"]