FROM mitchpash/pnpm AS deps

RUN apk add --no-cache libc6-compat

WORKDIR /app

COPY pnpm-lock.yaml /app

RUN pnpm fetch

FROM mitchpash/pnpm AS builder

WORKDIR /app

COPY --from=deps /app/node_modules ./node_modules

COPY . .

RUN pnpm install -r --offline

RUN pnpm build

FROM mitchpash/pnpm AS runner

WORKDIR /app

ENV NODE_ENV production

COPY --from=builder /app/next.config.js ./
COPY --from=builder /app/public ./public
COPY --from=builder /app/package.json ./package.json

# Automatically leverage output traces to reduce image size 
# https://nextjs.org/docs/advanced-features/output-file-tracing
# Some things are not allowed (see https://github.com/vercel/next.js/issues/38119#issuecomment-1172099259)
COPY --from=builder --chown=node:node /app/.next/standalone ./
COPY --from=builder --chown=node:node /app/.next/static ./.next/static

EXPOSE 3000

ENV HOST=localhost PORT=3000

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