Feature: Added global variable functionality #10703 (#11117)

### What problem does this PR solve?

Feature: Added global variable functionality

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/agent/hooks/use-save-graph.ts

@@ -3,6 +3,7 @@ import {
   useResetAgent,
   useSetAgent,
 } from '@/hooks/use-agent-request';
+import { GobalVariableType } from '@/interfaces/database/agent';
 import { RAGFlowNodeType } from '@/interfaces/database/flow';
 import { formatDate } from '@/utils/date';
 import { useDebounceEffect } from 'ahooks';
@@ -18,11 +19,14 @@ export const useSaveGraph = (showMessage: boolean = true) => {
   const { buildDslData } = useBuildDslData();
 
   const saveGraph = useCallback(
-    async (currentNodes?: RAGFlowNodeType[]) => {
+    async (
+      currentNodes?: RAGFlowNodeType[],
+      otherParam?: { gobalVariables: Record<string, GobalVariableType> },
+    ) => {
       return setAgent({
         id,
         title: data.title,
-        dsl: buildDslData(currentNodes),
+        dsl: buildDslData(currentNodes, otherParam),
       });
     },
     [setAgent, data, id, buildDslData],