fix(app): resize layout viewport when mobile keyboard appears (#15841)

packages/app/index.html

@@ -2,7 +2,7 @@
 <html lang="en" style="background-color: var(--background-base)">
   <head>
     <meta charset="utf-8" />
-    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <meta name="viewport" content="width=device-width, initial-scale=1, interactive-widget=resizes-content" />
     <title>OpenCode</title>
     <link rel="icon" type="image/png" href="/favicon-96x96-v3.png" sizes="96x96" />
     <link rel="icon" type="image/svg+xml" href="/favicon-v3.svg" />