Add jquery

AssetLoader.php

@@ -0,0 +1,14 @@
+<?php
+
+class AssetLoader
+{
+    public static function update(Composer\Script\Event $event)
+    {
+        if (! is_dir('asset/js/jquery')) {
+            mkdir('asset/js/jquery', 0775, true);
+        }
+
+        copy('vendor/components/jquery/jquery.js', 'asset/js/jquery/jquery.js');
+        copy('vendor/components/jquery/jquery.min.js', 'asset/js/jquery/jquery.min.js');
+    }
+}

composer.json

@@ -41,8 +41,17 @@
         "react/stream": "^1",
         "guzzlehttp/psr7": "^1",
         "guzzlehttp/guzzle": "^6.5",
-        "jfcherng/php-diff": "^6.10"
+        "jfcherng/php-diff": "^6.10",
+        "components/jquery": "3.6.*"
     },
     "require-dev": {
+    },
+    "autoload": {
+        "psr-0": { "AssetLoader": "" }
+    },
+    "scripts": {
+        "post-update-cmd": [
+            "AssetLoader::update"
+        ]
     }
 }