Fix Ask AI dialog to proxy requests via Next API (#518)

ui/homepage/app/api/rag/query/route.ts

@@ -0,0 +1,21 @@
+import { getServerServiceBaseUrl } from '@lib/serviceConfig'
+
+export async function POST(req: Request) {
+  try {
+    const { question, history } = await req.json()
+    const apiBase = getServerServiceBaseUrl()
+    const response = await fetch(`${apiBase}/api/rag/query`, {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify({ question, history })
+    })
+
+    const data = await response.json().catch(() => null)
+    return Response.json(data ?? { error: 'Invalid response from server' }, {
+      status: response.status
+    })
+  } catch (error) {
+    const message = error instanceof Error ? error.message : 'Unknown error'
+    return Response.json({ error: message }, { status: 500 })
+  }
+}

ui/homepage/components/AskAIButton.tsx

@@ -4,12 +4,10 @@ import { useState } from 'react'
 import { Bot } from 'lucide-react'
 import { AskAIDialog } from './AskAIDialog'
 import { useAccess } from '@lib/accessControl'
-import { getServerServiceBaseUrl } from '@lib/serviceConfig'
 
 export function AskAIButton() {
   const [open, setOpen] = useState(false)
   const [minimized, setMinimized] = useState(false)
-  const apiBase = getServerServiceBaseUrl()
   const { allowed, isLoading } = useAccess({ allowGuests: true })
 
   if (!allowed && !isLoading) {
@@ -32,7 +30,6 @@ export function AskAIButton() {
 
       <AskAIDialog
         open={open}
-        apiBase={apiBase}
         onMinimize={() => {
           setOpen(false)
           setMinimized(true)

ui/homepage/components/AskAIDialog.tsx

@@ -11,12 +11,10 @@ const MAX_CACHE_SIZE = 50
 
 export function AskAIDialog({
   open,
-  apiBase,
   onMinimize,
   onEnd
 }: {
   open: boolean
-  apiBase: string
   onMinimize: () => void
   onEnd: () => void
 }) {
@@ -171,7 +169,7 @@ export function AskAIDialog({
 
     try {
       let { answer, retrieved } = await streamChat(
-        `${apiBase}/api/rag/query`,
+        '/api/rag/query',
         { question: normalized, history },
         updateAI
       )
@@ -184,7 +182,7 @@ export function AskAIDialog({
         )
         try {
           const result = await streamChat(
-            `${apiBase}/api/askai`,
+            '/api/askai',
             { question: normalized, history },
             updateAI
           )