[bugfix] ASK GPT, can't show engines after setting the stella-agent-ce

**Phenomenon and reproduction steps**

the value of engine_name in `get engines` api's response maybe a string

**Root cause and solution**

none

**Impactions**

none

**Test method**

none

**Affected branch(es)**

- main

**Checklist**

- [ ] Dependencies update required
- [ ] Common bug (similar problem in other repo)

Author: twou12031

deepflow-apptracing-panel/src/components/AskGPT.tsx

@@ -250,8 +250,9 @@ export const AskGPT: React.FC<Props> = ({ data }) => {
       const list = Object.keys(result)
         .map((k: string) => {
           const item = result[k]
+          const engines = Array.isArray(item.engine_name) ? item.engine_name : [item.engine_name]
           return (
-            item.engine_name?.map((engine_name: string) => {
+            engines?.map((engine_name: string) => {
               return {
                 label: `${engine_name}${item.enable === '0' ? ' (disabled)' : ''}`,
                 value: JSON.stringify({

deepflow-topo-panel/src/components/AskGPT.tsx

@@ -245,8 +245,9 @@ export const AskGPT: React.FC<Props> = ({ data }) => {
       const list = Object.keys(result)
         .map((k: string) => {
           const item = result[k]
+          const engines = Array.isArray(item.engine_name) ? item.engine_name : [item.engine_name]
           return (
-            item.engine_name?.map((engine_name: string) => {
+            engines?.map((engine_name: string) => {
               return {
                 label: `${engine_name}${item.enable === '0' ? ' (disabled)' : ''}`,
                 value: JSON.stringify({