# ---- deps ----
FROM node:20-alpine AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci --no-audit --no-fund

# ---- build ----
FROM node:20-alpine AS build
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
ENV NEXT_TELEMETRY_DISABLED=1
RUN npm run build

# ---- runtime ----
FROM node:20-alpine AS runner
WORKDIR /app
ENV NODE_ENV=production \
    NEXT_TELEMETRY_DISABLED=1 \
    PORT=3000 \
    HOSTNAME=0.0.0.0

RUN addgroup -S nodejs && adduser -S nextjs -G nodejs

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

USER nextjs

EXPOSE 3000

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