docs: update installation and configuration sections for JavaScript and TypeScript

Author: Rel1cx

apps/website/content/docs/getting-started/javascript.mdx

@@ -11,13 +11,13 @@ description: Getting started with JavaScript setup
 
 </Callout>
 
-## Install
+## Installation
 
 ```package-install copy
 npm install --save-dev globals eslint @eslint/js @eslint-react/eslint-plugin
 ```
 
-## Setup
+## Configure ESLint
 
 ```js title="eslint.config.js"
 import globals from "globals";
@@ -28,24 +28,39 @@ import { defineConfig } from "eslint/config";
 export default defineConfig([
   {
     files: ["**/*.js", "**/*.jsx"],
+
+    // Extend recommended rule sets from:
+    // 1. ESLint JS's recommended rules
+    // 2. ESLint React's recommended rules
     extends: [
       eslintJs.configs.recommended,
       eslintReact.configs.recommended,
     ],
+
+    // Configure language/parsing options
     languageOptions: {
+      // Include browser global variables (window, document, etc.)
       globals: {
         ...globals.browser
-      }
+      },
       parserOptions: {
         ecmaFeatures: {
-          jsx: true,
+          jsx: true, // Enable JSX syntax support
         },
       },
     },
+
+    // Custom rule overrides (modify rule levels or disable rules)
     rules: {
-      // Put rules you want to override here
+      // Example: Show warning for non-shorthand boolean attributes
       "@eslint-react/prefer-shorthand-boolean": "warn",
     },
   },
 ]);
 ```
+
+## Resources
+
+- [Configure ESLint](https://eslint.org/docs/latest/use/configure/)
+- [VS Code ESLint extension](https://marketplace.visualstudio.com/items?itemName=dbaeumer.vscode-eslint)
+- [WebStorm ESLint integration](https://www.jetbrains.com/help/webstorm/eslint.html)

apps/website/content/docs/getting-started/typescript.mdx

@@ -11,13 +11,13 @@ description: Getting started with TypeScript setup
 
 </Callout>
 
-## Install
+## Installation
 
 ```package-install copy
 npm install --save-dev typescript-eslint @eslint-react/eslint-plugin
 ```
 
-## Setup
+## Configure ESLint
 
 ```js title="eslint.config.js"
 // @ts-check
@@ -27,20 +27,37 @@ import tseslint from "typescript-eslint";
 
 export default tseslint.config({
   files: ["**/*.ts", "**/*.tsx"],
+
+  // Extend recommended rule sets from:
+  // 1. ESLint JS's recommended rules
+  // 2. TypeScript ESLint recommended rules
+  // 3. ESLint React's recommended-typescript rules
   extends: [
     eslintJs.configs.recommended,
     tseslint.configs.recommended,
     eslintReact.configs["recommended-typescript"],
   ],
+
+  // Configure language/parsing options
   languageOptions: {
+    // Use TypeScript ESLint parser for TypeScript files
     parser: tseslint.parser,
     parserOptions: {
+      // Enable project service for better TypeScript integration
       projectService: true,
     },
   },
+
+  // Custom rule overrides (modify rule levels or disable rules)
   rules: {
-    // Put rules you want to override here
+    // Example: Show warning for non-shorthand boolean attributes
     "@eslint-react/prefer-shorthand-boolean": "warn",
   },
 });
 ```
+
+## Resources
+
+- [Configure ESLint](https://eslint.org/docs/latest/use/configure/)
+- [VS Code ESLint extension](https://marketplace.visualstudio.com/items?itemName=dbaeumer.vscode-eslint)
+- [WebStorm ESLint integration](https://www.jetbrains.com/help/webstorm/eslint.html)