feat(scum-plugin): move feature page module

platform_web/pages/PluginPageHostPage.test.tsx

@@ -1,5 +1,6 @@
 import { renderToStaticMarkup } from "react-dom/server";
 import { describe, expect, it } from "vitest";
+import hostSource from "./PluginPageHostPage.tsx?raw";
 
 import type { GamePluginResponse } from "../api/types";
 import type { PageComponentProps } from "../contracts/page";
@@ -89,4 +90,9 @@ describe("PluginPageHostPage", () => {
     expect(html).toContain("未绑定服务器");
     expect(html).toContain("正在校验并加载插件页面 bundle");
   });
+
+  it("remains a manifest-driven host without SCUM component imports or game branches", () => {
+    expect(hostSource).toContain("loadPluginPageBundle");
+    expect(hostSource).not.toMatch(/ScumFileConfigWorkbench|GamePlayerIntelligencePanel|GameGiftCatalogPanel|ScumMapTrajectoryPanel|game\.scum/);
+  });
 });