补全 services/tjnetwork.py 的 Facade 覆盖，把绕过的 8 处直接引用都收归到 tjnetwork.py 导出

app/api/v1/endpoints/extension.py

@@ -1,7 +1,7 @@
 from typing import List, Any
 from fastapi import APIRouter, Request, HTTPException
-from app.native.wndb import ChangeSet
 from app.services.tjnetwork import (
+    ChangeSet,
     get_all_extension_data_keys,
     get_all_extension_data,
     get_extension_data,

app/api/v1/endpoints/project.py

@@ -3,10 +3,10 @@ from fastapi import APIRouter, Request, HTTPException
 from fastapi.responses import PlainTextResponse
 from typing import Any, Dict
 import app.services.project_info as project_info
-from app.native.wndb import ChangeSet
 from app.infra.db.postgresql.database import get_database_instance as get_pg_db
 from app.infra.db.timescaledb.database import get_database_instance as get_ts_db
 from app.services.tjnetwork import (
+    ChangeSet,
     list_project,
     have_project,
     create_project,

app/api/v1/endpoints/scada.py

@@ -1,7 +1,7 @@
 from typing import Any
 from fastapi import APIRouter, Request
-from app.native.wndb import ChangeSet
 from app.services.tjnetwork import (
+    ChangeSet,
     get_scada_info,
     get_all_scada_info,
     get_scada_device_schema,

app/api/v1/endpoints/snapshots.py

@@ -1,6 +1,6 @@
 from fastapi import APIRouter, Request
-from app.native.wndb import ChangeSet
 from app.services.tjnetwork import (
+    ChangeSet,
     get_current_operation,
     execute_undo,
     execute_redo,