feat: add MCP research access and browser key management

frontend/src/App.tsx

@@ -21,6 +21,7 @@ import { AppSidebar } from "./components/AppSidebar";
 import "./components/sidebar.css";
 import { api, patch, post } from "./api";
 import type { Account, Job } from "./types";
+import { MCPKeysPage } from "./pages/MCPKeysPage";
 import { AccountPage } from "./pages/AccountPage";
 import { DatasetPage } from "./pages/DatasetPage";
 import { AlphaPage } from "./pages/AlphaPage";
@@ -318,6 +319,7 @@ export default function App() {
             <main
               className={`page-content ${page !== "account" ? "bounded-page" : "account-page"}`}
             >
+              {page === "mcp-keys" && <MCPKeysPage />}
               {pollError && (
                 <Banner
                   type="warning"
@@ -502,6 +504,7 @@ export default function App() {
                   datasets: datasetContext,
                   backtests: backtestContext,
                   account: { page: "account" as const },
+                  "mcp-keys": { page: "account" as const },
                 }[page]
               }
               timezone={account?.timezone}