FROM oven/bun:alpine AS base
WORKDIR /usr/src/app

ENV NODE_ENV=production

ENV APP_USER_DATA_PATH="/app-data/user-data"
ENV APP_TMP_USER_DATA_PATH="/app-data/tmp"

## Stage 1: Install dependencies
FROM base AS install

# install development dependencies
RUN mkdir -p /temp/dev
COPY package.json bun.lockb /temp/dev/
RUN cd /temp/dev && bun install --frozen-lockfile

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

## Stage 2: Build app
FROM base AS prerelease

# copy dependencies into workdir
COPY --from=install /temp/dev/node_modules node_modules

# add project files
COPY . .

# build project
RUN bun run build

## Stage 3: Put everything together
FROM base AS release

# compose the final image
COPY --from=install /temp/prod/node_modules node_modules
COPY --from=prerelease /usr/src/app/build .
#COPY --from=prerelease /usr/src/app/package.json .

RUN mkdir /app-data && chown bun:bun /app-data

VOLUME ["/app-data"]

USER bun
EXPOSE 3000/tcp
ENTRYPOINT [ "bun", "--bun", "run", "start" ]