# Stage 1
FROM node:11-alpine as yarn-install
WORKDIR /usr/src/app
# Install app dependencies
COPY package.json yarn.lock ./
RUN apk update && \
apk upgrade && \
apk add --no-cache --virtual build-dependencies bash git openssh python make g++ && \
yarn --frozen-lockfile --no-cache && \
apk del build-dependencies && \
yarn cache clean

# Runtime container with minimal dependencies
FROM node:11-alpine
WORKDIR /usr/src/app
COPY --from=yarn-install /usr/src/app/node_modules /usr/src/app/node_modules
# Bundle app source
COPY . .

RUN yarn build

EXPOSE 3000
CMD [ "./node_modules/.bin/forever", "ts/lib/index.js" ]