config relative /api/chat

packages/server/next/app/env.ts

@@ -8,5 +8,5 @@
  */
 export const getEnv = (name: string) => {
   if (typeof window === "undefined") return undefined;
-  return (window as any).LLAMAINDEX[name];
+  return (window as any).LLAMAINDEX?.[name];
 };

packages/server/next/public/config.js

 // Override the window.LLAMAINDEX object to customize frontend
 
 window.LLAMAINDEX = {
-  CHAT_API: "http://localhost:3000/api/chat",
+  CHAT_API: "/api/chat",
 };