Forge success label and real progress bar tied to server compile stages.

Replace Dispensed with Forged in the reveal modal, poll builder/progress with indeterminate-until-first-byte UX, and emit interpolated compile progress during long garble builds.

server/web/src/components/Forge/ForgeDispenseReveal.test.tsx

@@ -0,0 +1,36 @@
+/**
+ * @vitest-environment happy-dom
+ */
+import { describe, expect, it, vi } from 'vitest';
+import { render, screen } from '@testing-library/react';
+import ForgeDispenseReveal from './ForgeDispenseReveal';
+
+vi.mock('../../context/AmbientMusicContext', () => ({
+  useModalAmbientDuck: () => {},
+}));
+
+vi.mock('../../context/SoundContext', () => ({
+  useSound: () => ({ play: vi.fn() }),
+}));
+
+vi.mock('../DownloadButton', () => ({
+  default: ({ children }: { children: React.ReactNode }) => <button type="button">{children}</button>,
+}));
+
+describe('ForgeDispenseReveal', () => {
+  it('shows Forged title on successful forge', () => {
+    render(
+      <ForgeDispenseReveal
+        result={{
+          success: true,
+          file_name: 'worker.exe',
+          download_url: '/api/v1/builds/x/download',
+          stealth_score: 72,
+        }}
+        onClose={() => {}}
+      />,
+    );
+    expect(screen.getByRole('heading', { name: 'Forged' })).toBeInTheDocument();
+    expect(screen.queryByText('Dispensed')).not.toBeInTheDocument();
+  });
+});