docs: update usage in README.md (#84)

Author: yoshinorin

README.md

@@ -12,12 +12,24 @@ $ npm install eslint-config-hexo --save-dev
 
 ## Usage
 
-In `.eslintrc`
+In `eslint.config.js`
 
 ``` js
-{
-  "extends": "hexo"
-}
+const hexoTsLintConfig = require('eslint-config-hexo/ts');
+
+module.exports = [
+  ...hexoTsLintConfig,
+  {
+    languageOptions: {
+      ecmaVersion: 2020,
+    },
+    rules: {
+      "@typescript-eslint/no-explicit-any": 0,
+      "@typescript-eslint/ban-ts-comment": 0,
+      "@typescript-eslint/no-this-alias": 0
+    }
+  }
+];
 ```
 
 ## License