feat(agents): Add identity and soul template fields to board creation

frontend/src/app/agents/[agentId]/page.tsx

@@ -18,10 +18,9 @@ import {
   DialogHeader,
   DialogTitle,
 } from "@/components/ui/dialog";
+import { getApiBaseUrl } from "@/lib/api-base";
 
-const apiBase =
-  process.env.NEXT_PUBLIC_API_URL?.replace(/\/+$/, "") ||
-  "http://localhost:8000";
+const apiBase = getApiBaseUrl();
 
 type Agent = {
   id: string;