Node builder

Blubber supports a specialized Node builder for easy and consistent dependency installation and setup for Node projects.

Background

Given examples/hello-world-node as a working directory.

Installing Node application dependencies

Given this "blubber.yaml"

yaml

version: v4
variants:
  hello:
    base: node:20-bullseye
    builders:
      - node:
          requirements: [package.json, package-lock.json]
    copies: [local]
    entrypoint: [node, hello.js]

When you build and run the "hello" variant

Then the entrypoint will have run successfully.