chore: update README

README.md

@@ -1,7 +1,16 @@
-# Frontify ESLint configuration
+# Frontify ESLint configurations
 
 This repository contains all Frontify ESLint configurations for its projects.
 
+## Usage
+
+The configurations are published in 3 different flavors:
+- `@frontify/eslint-config-base`: The base configuration including JavaScript and TypeScript rules.
+- `@frontify/eslint-config-react`: The base configuration including React rules.
+- `@frontify/eslint-config-vue2`: The base configuration plus Vue 2 rules.
+
+Types aware rules are enabled on all 3 configurations, you will need to define the `tsconfig.json` file in your project and set the path to it in the ESLint Config file ([`parserOptions.project`](https://typescript-eslint.io/packages/parser/#project)).
+
 ## Publish a new version
 
 This repository uses [Changeset](https://github.com/changesets/changesets) to generate the changelog file.