feat(auth)!: migrate customer metadata auth

Remove local auth and user-management endpoints in favor of Keycloak-backed metadata users, project context, admin metadata APIs, and agent auth context.

app/api/v1/endpoints/network/geometry.py

@@ -10,7 +10,7 @@ from app.services.tjnetwork import (
     get_network_node_coords,
     get_node_coord,
 )
-from app.auth.dependencies import get_current_user as verify_token
+from app.auth.metadata_dependencies import get_current_metadata_user
 from app.infra.cache.redis_client import redis_client, encode_datetime, decode_datetime
 import msgpack
 
@@ -64,7 +64,7 @@ async def fastapi_get_network_in_extent(
 
 @router.get(
     "/getnetworkgeometries/",
-    dependencies=[Depends(verify_token)],
+    dependencies=[Depends(get_current_metadata_user)],
     summary="获取完整网络几何信息",
     description="获取整个水网的所有节点、管线和SCADA点的几何信息(需要身份验证)"
 )