Dockerfile

FROM node:12.16.1-alpine as builder
USER root

WORKDIR /opt/ml-api-adapter

RUN apk --no-cache add git
RUN apk add --no-cache -t build-dependencies make gcc g++ python libtool autoconf automake \
    && cd $(npm root -g)/npm \
    && npm config set unsafe-perm true \
    && npm install -g node-gyp

COPY package.json package-lock.json* /opt/ml-api-adapter/

RUN npm install

COPY src /opt/ml-api-adapter/src
COPY config /opt/ml-api-adapter/config
COPY secrets /opt/ml-api-adapter/secrets

FROM node:12.16.0-alpine

WORKDIR /opt/ml-api-adapter
# Create empty log file & link stdout to the application log file
RUN mkdir ./logs && touch ./logs/combined.log
RUN ln -sf /dev/stdout ./logs/combined.log

# Create a non-root user: ml-user
RUN adduser -D ml-user 
USER ml-user

COPY --chown=ml-user --from=builder /opt/ml-api-adapter .
RUN npm prune --production

EXPOSE 3000
CMD ["node", "src/api/index.js"]