fix(eslint-plugin-nestjs-tools): use correct rule name and add recommended config

Author: getlarge

packages/eslint-plugin/src/index.ts

@@ -9,10 +9,18 @@ const { name, version } = require('../package.json') as {
   version: string;
 };
 
-export default {
+export = {
   meta: {
     name,
     version,
   },
   rules: { [returnClassInstanceName]: returnClassInstance },
+  configs: {
+    recommended: {
+      parser: '@typescript-eslint/parser',
+      rules: {
+        [`${name}/${returnClassInstanceName}`]: 'error',
+      },
+    },
+  },
 } satisfies Linter.Plugin;

packages/eslint-plugin/src/lib/return-class-instance.ts

@@ -1,7 +1,7 @@
 /* eslint-disable max-lines-per-function */
 import { ESLintUtils } from '@typescript-eslint/utils';
 
-export const RULE_NAME = '@getlarge/eslint-plugin-nestjs-tools/return-class-instance';
+export const RULE_NAME = 'return-class-instance';
 
 const getTypeNameFromReturnType = (rawReturnType: string) => {
   return rawReturnType.replaceAll(/Promise<([^<>]*)>/g, '$1').replace(': ', '');