openjdk:11-jdk`
- `COPY bin/ /usr/local/bin/`
- `RUN apk add jq`
- `CMD ["node"]`

???

- FROM defines our base image
  - Could say `openjdk:11.0.4-jdk` but may then miss patches like `openjdk:11.0.5-jdk` or `openjdk:11.1-jdk`
- COPY adds a filesystem layer from the build context
- RUN uses a temporary container to add a filesystem layer
  - When the container exits, the only thing saved are container filesystem changes
  - Not running processes, environment variables, or changes to volumes
- CMD defines th