Improve portable launch, forge persistence, and operator auth UX.

Persist build extra_files for Build Manager history, print dashboard login on every start, add libp2p for Mesh P2P forge, defer WebSocket until login, and split devrun.bat from LAUNCH.bat with USB deck auto-detection.

server/web/src/pages/GuidePage.test.tsx

@@ -5,13 +5,14 @@ import { afterEach, describe, expect, it } from 'vitest';
 import { cleanup, render, screen } from '@testing-library/react';
 import { MemoryRouter } from 'react-router-dom';
 import GuidePage from './GuidePage';
+import { routerFuture } from '../routerFuture';
 
 describe('GuidePage', () => {
   afterEach(() => cleanup());
 
   it('renders field guide hero and pipeline section', () => {
     render(
-      <MemoryRouter>
+      <MemoryRouter future={routerFuture}>
         <GuidePage />
       </MemoryRouter>
     );