server: fix web UI access of final chunk with empty choices array

TeoZosa · TeoZosa · commit 8753070f227f · 2025-08-21T11:19:40.000+09:00
diff --git a/tools/server/webui/src/utils/app.context.tsx b/tools/server/webui/src/utils/app.context.tsx
@@ -255,7 +255,7 @@ export const AppContextProvider = ({
         if (chunk.error) {
           throw new Error(chunk.error?.message || 'Unknown error');
         }
-        const addedContent = chunk.choices[0].delta.content;
+        const addedContent = chunk.choices?.[0].delta.content;
         const lastContent = pendingMsg.content || '';
         if (addedContent) {
           pendingMsg = {

Original file line number	Diff line number	Diff line change
`@@ -255,7 +255,7 @@ export const AppContextProvider = ({`
`255`	`255`	`if (chunk.error) {`
`256`	`256`	`throw new Error(chunk.error?.message \|\| 'Unknown error');`
`257`	`257`	`}`
`258`		`- const addedContent = chunk.choices[0].delta.content;`
	`258`	`+ const addedContent = chunk.choices?.[0].delta.content;`
`259`	`259`	`const lastContent = pendingMsg.content \|\| '';`
`260`	`260`	`if (addedContent) {`
`261`	`261`	`pendingMsg = {`