message: Add ref to EditorConfig
diff: @@ -72,6 +72,8 @@ Start by reading our [Getting Started](https://backstage.io/docs/getting-started
  All code is formatted with `prettier` using the configuration in the repo. If possible we recommend configuring your editor to format automatically, but you can also use the `yarn prettier --write <file>` command to format files.
  +A consistent coding style is included via [EditorConfig](https://editorconfig.org/) with the file [`.editorconfig`](.editorconfig) at the root of the repo. Depending on your editor of choice, it will either support it out of the box or you can [download a plugin](https://editorconfig.org/#download) for the config to be applied.
  +
  If you're contributing to the backend or CLI tooling, be mindful of cross-platform support. [This](https://shapeshed.com/writing-cross-platform-node/) blog post is a good guide of what to keep in mind when writing cross-platform NodeJS.
  Also be sure to skim through our [ADRs](https://github.com/backstage/backstage/tree/master/docs/architecture-decisions) to see if they cover what you're working on. In particular [ADR006: Avoid React.FC and React.SFC](https://github.com/backstage/backstage/blob/master/docs/architecture-decisions/adr006-avoid-react-fc.md) is one to look out for.
  