feat: add meta fields and add duplicate processor with eslint-flat-config compatible name

Author: Charlie-Crowdstrike

lib/index.js

@@ -2,9 +2,20 @@
 
 const requireIndex = require('requireindex');
 const path = require('path');
+const { name, version } = require('../package.json');
 
 module.exports.rules = requireIndex(path.join(__dirname, 'rules'));
 
+// required for eslint v9 flat config compatibility
+// https://eslint.org/docs/latest/extend/plugin-migration-flat-config
+module.exports.meta =  {
+  name,
+  version
+},
+
 module.exports.processors = {
-  '.json': require('./processors/json')
+  '.json': require('./processors/json'),
+  // dot prefix is no longer allowed in eslint v9
+  // https://eslint.org/docs/latest/extend/plugin-migration-flat-config
+  'json': require('./processors/json')
 };

package.json

@@ -1,6 +1,6 @@
 {
   "name": "eslint-plugin-json-files",
-  "version": "4.2.0",
+  "version": "4.2.1",
   "description": "ESLint JSON processor and rules",
   "keywords": [
     "eslint",