Refactor to use native Node.js modules, support Node.js v20+ and modernize the code

.github/workflows/ci.yml

@@ -10,9 +10,8 @@ jobs:
         os:
           - ubuntu-latest
         node_version:
-          - 14
-          - 16
-          - 18
+          - 20
+          - 22
     name: Node ${{ matrix.node_version }} on ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v3

.xo-config.js

@@ -32,6 +32,8 @@ module.exports = {
     'unicorn/explicit-length-check': 'warn',
     'unicorn/no-array-reduce': 'warn',
     'unicorn/prefer-spread': 'warn',
-    'unicorn/prefer-node-protocol': 'off'
+    'unicorn/prefer-node-protocol': 'off',
+    'unicorn/expiring-todo-comments': 'off',
+    'max-nested-callbacks': 'off'
   }
 };

README.md

@@ -69,6 +69,7 @@ See [API Reference](./API.md) for more documentation.
 | ---------------- |
 | **Alex Mingoia** |
 | **@koajs**       |
+| **Imed Jaberi**  |
 
 
 ## License

bench/server.js

@@ -1,15 +1,20 @@
-const Koa = require('koa');
-const Router = require('../');
+const process = require('node:process');
 const env = require('@ladjs/env')({
   path: '../.env',
   includeProcessEnv: true,
   assignToProcessEnv: true
 });
+const Koa = require('koa');
+
+const Router = require('../');
 
 const app = new Koa();
 const router = new Router();
 
-const ok = (ctx) => (ctx.status = 200);
+const ok = (ctx) => {
+  ctx.status = 200;
+};
+
 const n = Number.parseInt(env.FACTOR || '10', 10);
 const useMiddleware = env.USE_MIDDLEWARE === 'true';