diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index ee6f8fa81..844d5e868 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -226,4 +226,4 @@ jobs:
           -v "$PWD:/workspace" \
           -w /workspace/apps/web \
           mcr.microsoft.com/playwright:v1.45.0-jammy \
-          sh -lc 'npm ci && npx playwright test --project=chromium e2e/core-upload.spec.ts'
+          sh -lc 'npm ci && npx playwright test --project=chromium e2e/core-upload.spec.ts e2e/core-generation.spec.ts'
diff --git a/apps/web/e2e/core-generation.spec.ts b/apps/web/e2e/core-generation.spec.ts
new file mode 100644
index 000000000..18d8466e1
--- /dev/null
+++ b/apps/web/e2e/core-generation.spec.ts
@@ -0,0 +1,112 @@
+import { expect, test } from '@playwright/test';
+
+const PASSWORD = 'SmokePass123!';
+
+type WorkspaceResponse = { id?: string; workspace_id?: string };
+type ProjectResponse = { id: string };
+type LibraryResponse = { id: string };
+type GenerationTaskResponse = { id: string; status: string; progress: number; result_count: number; error_message?: string | null };
+type GeneratedVideoResponse = { id: string; name: string; file_url: string; file_size: number };
+
+test.describe('Core generation and download flow', () => {
+  test('generates an MP4 from the browser and exposes a playable download', async ({ page, request }) => {
+    test.setTimeout(180_000);
+
+    const suffix = Date.now().toString(36);
+    const email = `e2e-generation-${suffix}@example.com`;
+    const username = `e2e_generation_${suffix}`;
+    const libraryName = `E2E Generation Library ${suffix}`;
+    const apiBase = '/api/v1';
+
+    const register = await request.post(`${apiBase}/auth/register`, {
+      data: { email, username, password: PASSWORD, display_name: username },
+    });
+    expect(register.status(), await register.text()).toBe(201);
+
+    const login = await request.post(`${apiBase}/auth/login`, {
+      data: { email, password: PASSWORD },
+    });
+    expect(login.status(), await login.text()).toBe(200);
+    const loginData = (await login.json()) as { access_token: string };
+    const headers = { Authorization: `Bearer ${loginData.access_token}` };
+
+    const workspace = await request.post(`${apiBase}/workspaces`, {
+      headers,
+      data: { name: `E2E Generation Workspace ${suffix}` },
+    });
+    expect(workspace.status(), await workspace.text()).toBe(201);
+    const workspaceData = (await workspace.json()) as WorkspaceResponse;
+    const workspaceId = workspaceData.id || workspaceData.workspace_id;
+    expect(workspaceId).toBeTruthy();
+
+    const project = await request.post(`${apiBase}/projects`, {
+      headers,
+      data: { workspace_id: workspaceId, name: `E2E Generation Project ${suffix}` },
+    });
+    expect(project.status(), await project.text()).toBe(200);
+    const projectData = (await project.json()) as ProjectResponse;
+
+    const library = await request.post(`${apiBase}/asset-libraries`, {
+      headers,
+      data: { workspace_id: workspaceId, project_id: projectData.id, name: libraryName, kind: 'video' },
+    });
+    expect(library.status(), await library.text()).toBe(200);
+    const libraryData = (await library.json()) as LibraryResponse;
+
+    await page.goto('/login');
+    await page.getByPlaceholder('邮箱').fill(email);
+    await page.getByPlaceholder('密码').fill(PASSWORD);
+    await page.getByRole('button', { name: /登\s*录/ }).click();
+    await expect(page).toHaveURL(/\/workspaces/, { timeout: 20_000 });
+
+    await page.goto(`/projects/${projectData.id}/generation`);
+    await expect(page.getByText('项目生成任务')).toBeVisible({ timeout: 20_000 });
+    await page.locator('.ant-select-selector').first().click();
+    await page.getByText(`${libraryName} (video)`).click();
+
+    const createTaskResponsePromise = page.waitForResponse(
+      (response) => response.url().includes('/api/v1/generation/tasks') && response.request().method() === 'POST',
+      { timeout: 30_000 }
+    );
+    await page.getByRole('button', { name: '发起生成' }).click();
+    const createTaskResponse = await createTaskResponsePromise;
+    expect(createTaskResponse.status(), await createTaskResponse.text()).toBe(200);
+    const createdTask = (await createTaskResponse.json()) as GenerationTaskResponse;
+
+    await expect(page.getByText(/任务状态：生成完成/)).toBeVisible({ timeout: 90_000 });
+    await expect(page.getByText(/生成失败|生成任务查询失败|生成结果查询失败/)).toHaveCount(0);
+
+    await expect
+      .poll(
+        async () => {
+          const task = await request.get(`${apiBase}/generation/tasks/${createdTask.id}`, { headers });
+          if (!task.ok()) {
+            return `http_${task.status()}`;
+          }
+          const data = (await task.json()) as GenerationTaskResponse;
+          return `${data.status}:${data.result_count}:${data.error_message || ''}`;
+        },
+        { timeout: 90_000, intervals: [1_000, 2_000, 5_000] }
+      )
+      .toMatch(/^completed:[1-9]\d*:/);
+
+    const results = await request.get(`${apiBase}/generation/tasks/${createdTask.id}/results`, { headers });
+    expect(results.status(), await results.text()).toBe(200);
+    const resultsData = (await results.json()) as { items: GeneratedVideoResponse[] };
+    expect(resultsData.items.length).toBeGreaterThan(0);
+    const generatedVideo = resultsData.items[0];
+    expect(generatedVideo.name).toMatch(/\.mp4$/);
+    expect(generatedVideo.file_size).toBeGreaterThan(0);
+
+    await page.goto(`/projects/${projectData.id}/results`);
+    await expect(page.getByText(generatedVideo.name, { exact: true })).toBeVisible({ timeout: 20_000 });
+    const downloadUrlResponse = await request.get(`${apiBase}/generated-videos/${generatedVideo.id}/download-url`, { headers });
+    expect(downloadUrlResponse.status(), await downloadUrlResponse.text()).toBe(200);
+    const downloadData = (await downloadUrlResponse.json()) as { download_url: string };
+    const videoResponse = await request.get(downloadData.download_url, { timeout: 30_000 });
+    expect(videoResponse.status(), await videoResponse.text()).toBe(200);
+    expect(videoResponse.headers()['content-type'] || '').toContain('video/mp4');
+    const videoBody = await videoResponse.body();
+    expect(videoBody.length).toBeGreaterThan(1024);
+  });
+});