FROM node:22-alpine AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

FROM node:22-alpine AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .
RUN npm run build

FROM node:22-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV PORT=3000
ENV HOSTNAME=0.0.0.0

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

# Standalone-сборка
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

# SQLite: схема для инициализации БД при первом запуске
COPY --from=builder --chown=nextjs:nodejs /app/init ./init

# Директория для SQLite БД и загрузок (монтируется через volume)
RUN mkdir -p /app/data /app/uploads && chown nextjs:nodejs /app/data /app/uploads

USER nextjs

EXPOSE 3000

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