ARG BUN_VERSION=1.3.11

FROM oven/bun:${BUN_VERSION}-alpine AS base
WORKDIR /app

ENV NEXT_TELEMETRY_DISABLED=1

FROM base AS dependencies

COPY package.json bun.lock ./
RUN bun install --frozen-lockfile

FROM base AS builder

ENV NODE_ENV=production

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

# package.json forces the Next.js CLI to execute with Bun.
RUN bun run build

FROM base AS runner

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

COPY --from=builder --chown=bun:bun /app/public ./public
COPY --from=builder --chown=bun:bun /app/.next/standalone ./
COPY --from=builder --chown=bun:bun /app/.next/static ./.next/static

# bun:sqlite writes the database and WAL files here.
RUN mkdir -p /app/data && chown -R bun:bun /app/data

USER bun

EXPOSE 3000

HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
  CMD bun -e "fetch('http://127.0.0.1:3000').then(response => process.exit(response.ok ? 0 : 1)).catch(() => process.exit(1))"

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