feat: align frontend runtime and Edge TTS

src/features/workbench/hooks/use-workbench-agent.ts

@@ -6,6 +6,7 @@ import { DefaultChatTransport } from "ai";
 import useSWR from "swr";
 import useSWRImmutable from "swr/immutable";
 import type { PersonaState } from "@/shared/ai-elements/persona";
+import { env } from "@/shared/config/env";
 import { showMapNotice } from "@/features/map/core/components/notice-actions";
 import type {
   AgentApprovalMode,
@@ -209,7 +210,7 @@ export function useWorkbenchAgent({ onUiEnvelope, onFrontendAction }: UseWorkben
   const transport = useMemo(
     () =>
       new DefaultChatTransport<AgentUiMessage>({
-        api: "/api/v1/agent/chat/stream",
+        api: `${env.TJWATER_AGENT_API_BASE_URL.replace(/\/$/, "")}/api/v1/agent/chat/stream`,
         prepareSendMessagesRequest({ id, messages, body, trigger, messageId }) {
           return {
             body: {