feat: 通用助手界面加工作空间按钮

wwwroot/agent_generic/index.ui

@@ -11,6 +11,17 @@
                 {"widgettype": "Filler"}
             ]
         },
+        {
+            "widgettype": "HBox",
+            "options": {"width": "100%", "padding": "0 24px 8px 24px", "gap": "8px", "alignItems": "center"},
+            "subwidgets": [
+                {
+                    "widgettype": "Button",
+                    "options": {"label": "🗂 工作空间", "css": "small"},
+                    "binds": [{"wid": "self", "event": "click", "actiontype": "urlwidget", "target": "self", "options": {"url": "/pipeline-sdlc/api/workspace_popup.dspy"}}]
+                }
+            ]
+        },
         {
             "widgettype": "AgentIO",
             "id": "chat_io",