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FROM ubuntu:20.04 | |
LABEL version="1.0" | |
RUN apt-get update | |
RUN apt-get install -y curl sudo | |
RUN curl -sL https://deb.nodesource.com/setup_16.x | sudo -E bash - | |
RUN apt-get install -y nodejs | |
# set working directory to /app | |
WORKDIR /app | |
# copy index.js from current directory into the container at /app | |
COPY . /app | |
# install need packages specified in package.json | |
RUN npm install | |
# This allows Heroku bind its PORT the Apps port | |
# since Heroku needs to use its own PORT before the App can be made accessible to the World | |
EXPOSE $PORT | |
# run app when container launches | |
CMD ["node", "app.js"] |