FROM node:20-slim

RUN mkdir -p /home/node/app && chown -R node:node /home/node/app \
  && mkdir -p /data && chown -R node:node /data

WORKDIR /home/node/app

COPY --chown=node:node package*.json ./

USER node

RUN npm install

COPY --chown=node:node ./src ./src

EXPOSE 4000

CMD [ "node", "src/index.js" ]