feat(v3): Web 应用化基线（异步任务/SSE/llama-server 管理/Vue SPA 四页 + 设置页整页滚动修复）

tests/test_gateway.py

@@ -41,14 +41,30 @@ def test_chat_legacy(client):
 
 
 def test_chat_v2(v2_client):
+    # POST /chat 立即返回 request_id（异步协议）
     resp = v2_client.post("/chat", json={"query": "请介绍快速排序算法"})
     assert resp.status_code == 200
     data = resp.json()
-    assert data["response"]
-    assert data["request_id"]
-    assert "fast_path" in data
-    assert "route" in data
-    assert data["status"] in ("fast_path", "done", "escalated", "failed")
+    assert "request_id" in data
+    assert data["status"] == "pending"
+
+    # 轮询 /runs/{id}/status 直到完成
+    import time
+    for _ in range(50):          # 最多 5s
+        time.sleep(0.1)
+        status_resp = v2_client.get(f"/runs/{data['request_id']}/status")
+        assert status_resp.status_code == 200
+        s = status_resp.json()
+        if s["status"] in ("done", "failed"):
+            break
+
+    assert s["status"] == "done", f"期望 done，实际 {s['status']}，error={s.get('error')}"
+    assert s["response"]
+    assert "pipeline_status" in s
+    assert s["pipeline_status"] in ("fast_path", "done", "escalated")
+    # fast_path 不写 workspace.json，所以 workspace_path 可能为 None
+    if s["pipeline_status"] != "fast_path":
+        assert s["workspace_path"] is not None
 
 
 def test_chat_empty_query(client):
@@ -93,8 +109,9 @@ def test_web_ui_served(client):
     resp = client.get("/")
     assert resp.status_code == 200
     assert resp.headers["content-type"].startswith("text/html")
-    assert "端云协同" in resp.text
-    assert "发送" in resp.text
+    # Vue SPA：由 Vite 生成，特征是 <div id="app"> 和 /static/assets/ 引用
+    assert '<div id="app">' in resp.text
+    assert '/static/assets/' in resp.text
 
 
 def test_review_flow(client):