fix: resolve test failures after segment 2 merge

- Backend: fix deduct_llm_quota import path in llm node
- Backend: update core.variables → core.workflow.variables imports
- Frontend: update UpdateWorkflowNodesMapPayload in tests
- Frontend: fix various test expectations to match merged code

Made-with: Cursor

api/core/workflow/nodes/file_upload/node.py

@@ -6,14 +6,14 @@ from pathlib import PurePosixPath
 from typing import Any, cast
 
 from core.sandbox.bash.session import SANDBOX_READY_TIMEOUT
-from core.workflow.variables import ArrayFileSegment
-from core.workflow.variables.segments import ArrayStringSegment, FileSegment
 from core.virtual_environment.__base.command_future import CommandCancelledError, CommandTimeoutError
 from core.virtual_environment.__base.helpers import pipeline
 from core.workflow.enums import NodeType, WorkflowNodeExecutionStatus
 from core.workflow.file import File, FileTransferMethod
 from core.workflow.node_events import NodeRunResult
 from core.workflow.nodes.base.node import Node
+from core.workflow.variables import ArrayFileSegment
+from core.workflow.variables.segments import ArrayStringSegment, FileSegment
 from core.zip_sandbox import SandboxDownloadItem
 
 from .entities import FileUploadNodeData

api/core/workflow/nodes/llm/node.py

@@ -1969,7 +1969,9 @@ class LLMNode(Node[LLMNodeData]):
                         LLMStructuredOutput(structured_output=structured_raw) if structured_raw else None
                     )
 
-                    llm_utils.deduct_llm_quota(tenant_id=self.tenant_id, model_instance=model_instance, usage=usage)
+                    from core.app.llm.quota import deduct_llm_quota
+
+                    deduct_llm_quota(tenant_id=self.tenant_id, model_instance=model_instance, usage=usage)
                     completed = True
 
                 case LLMStructuredOutput():