feat: extract MyAgent core and web console

MyAgent.Web/index.html

@@ -0,0 +1,15 @@
+<!doctype html>
+<html lang="zh-CN">
+<head>
+  <meta charset="utf-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1" />
+  <meta name="theme-color" content="#6750A4" />
+    <link rel="icon" href="data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Crect width='64' height='64' rx='16' fill='%2316211e'/%3E%3Cpath d='M20 20h28v8H29v4h15v8H29v4h19v8H20z' fill='%2399f6cd'/%3E%3C/svg%3E" />
+    <title>MyAgent Console</title>
+</head>
+<body>
+  <noscript>需要启用 JavaScript。</noscript>
+  <div id="app"></div>
+  <script type="module" src="/src/main.js"></script>
+</body>
+</html>