FROM alpine:3.17 as builder

RUN apk add --no-cache nodejs-current npm

RUN mkdir /app
WORKDIR /app

# NPM will not install any package listed in "devDependencies" when NODE_ENV is set to "production",
# to install all modules: "npm install --production=false".
# Ref: https://docs.npmjs.com/cli/v9/commands/npm-install#description

ENV NODE_ENV production

COPY . .

RUN npm install

FROM alpine:3.17
RUN apk add --no-cache nodejs-current npm

LABEL fly_launch_runtime="nodejs"

COPY --from=builder /app /app

WORKDIR /app
ENV NODE_ENV production
ENV PORT 8080

CMD [ "npm", "run", "start" ]