Studio: 增量/覆盖保存、节点切换与绑定编辑弹窗

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/models/studio_models.py

@@ -4,7 +4,7 @@ Studio workflow editor data models.
 from __future__ import annotations
 
 from enum import Enum
-from typing import Any, Dict, List, Optional
+from typing import Any, Dict, List, Literal, Optional
 
 from pydantic import BaseModel, Field
 
@@ -220,6 +220,15 @@ class StudioRun(BaseModel):
 
 class AdvanceRunRequest(BaseModel):
     displayParams: Dict[str, str] = Field(default_factory=dict)
+    saveMode: Literal["advance", "append", "overwrite"] = "advance"
+
+
+class SaveRunRequest(BaseModel):
+    mode: Literal["incremental", "overwrite"]
+
+
+class SwitchRunNodeRequest(BaseModel):
+    nodeId: str = Field(..., min_length=1)
 
 
 class RunMessageRequest(BaseModel):