feat: remove drupal 8 support

Drupal 8 is no longer supported, so the rules will no longer be supported.

BREAKING CHANGE: Projects using the 8.x plugin will no longer work.

Author: NickDJM

README.md

@@ -3,15 +3,14 @@
 [![Latest release](https://img.shields.io/github/v/release/coldfrontlabs/eslint-plugin-drupal-contrib?include_prereleases&style=for-the-badge)](https://github.com/coldfrontlabs/eslint-plugin-drupal-contrib/releases)
 [![License](https://img.shields.io/github/license/coldfrontlabs/eslint-plugin-drupal-contrib?style=for-the-badge)](/LICENSE)
 [![Conventional Commits](https://img.shields.io/badge/Conventional%20Commits-1.0.0-yellow.svg?style=for-the-badge)](https://conventionalcommits.org)
-[![Drupal Version](https://img.shields.io/badge/Drupal-9.2.x,%208.9.x-blue?style=for-the-badge)](https://www.drupal.org/project/drupal)
+[![Drupal Version](https://img.shields.io/badge/Drupal-9.x-blue?style=for-the-badge)](https://www.drupal.org/project/drupal)
 
 An ESLint plugin to match the [Drupal standard](https://www.drupal.org/node/1955232) for contrib modules and themes.
 
 Extends [eslint-config-airbnb](https://github.com/airbnb/javascript) and [eslint-config-prettier](https://github.com/prettier/eslint-config-prettier)
 
 For more detail on the rules implemented, see the config itself:
 
-- [8.x](./src/8.x.js)
 - [9.x](./src/9.x.js)
 
 ## Installation
@@ -24,14 +23,6 @@ npm install eslint-plugin-drupal-contrib --save-dev
 
 ## Usage
 
-### Drupal 8.x
-
-Add the following to your eslint configuration file
-
-```jsx
-extends: ["plugin:drupal-contrib/8.x"]
-```
-
 ### Drupal 9.x
 
 Add the following to your eslint configuration file

index.js

@@ -1,9 +1,7 @@
-const core8x = require("./src/8.x");
 const core9x = require("./src/9.x");
 
 module.exports = {
   configs: {
-    "8.x": core8x,
     "9.x": core9x,
   },
 };

package.json

@@ -5,7 +5,6 @@
   "main": "index.js",
   "files": [
     "index.js",
-    "src/8.x.js",
     "src/9.x.js"
   ],
   "scripts": {