FROM oven/bun:1 AS base
WORKDIR /app

FROM base AS install
RUN mkdir -p /temp/dev
COPY package.json bun.lock /temp/dev/
RUN cd /temp/dev && bun install --frozen-lockfile

RUN mkdir -p /temp/prod
COPY package.json bun.lock /temp/prod/
RUN cd /temp/prod && bun install --frozen-lockfile --production

FROM base AS prerelease
COPY --from=install /temp/dev/node_modules node_modules
COPY . .

ENV NODE_ENV=production
RUN bun run build

FROM base AS release

COPY --from=prerelease /app/public ./public
COPY --from=prerelease /app/.next ./.next
COPY --from=prerelease /app/node_modules ./node_modules
COPY --from=prerelease /app/package.json ./package.json

USER bun
EXPOSE 3000/tcp

CMD ["bun", "run", "start"]