Add pool presets, operator bake-ins, and USB pack improvements

- Pool preset checkboxes with failover in Calibrate and Forge

- Tier 1/2 UX: setup banner, forge next worker, LAN defaults, blueprint prompt

- USB: auto-install forge tools, seed config.json, sync LAUNCH.bat

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

@@ -94,7 +94,7 @@ describe('SettingsPage (Calibrate)', () => {
     expect(publicUrlInput.value).toBe('');
     await userEvent.setup().click(screen.getByRole('button', { name: 'Use best defaults' }));
     expect(
-      await screen.findByText('Best defaults applied to the form — click Save Calibration to keep them.')
+      await screen.findByText(/Best defaults applied.*Save Calibration/i)
     ).toBeInTheDocument();
     expect(publicUrlInput.value).toBe(mockServerInfo.suggested_url);
   });