fix: derive prefixes from routed identity (#578) (thanks @p6l-richard)

src/msteams/monitor-handler.ts

@@ -448,6 +448,7 @@ function createMSTeamsMessageHandler(deps: MSTeamsMessageHandlerDeps) {
     const { dispatcher, replyOptions, markDispatchIdle } =
       createMSTeamsReplyDispatcher({
         cfg,
+        agentId: route.agentId,
         runtime,
         log,
         adapter,

src/msteams/reply-dispatcher.ts

@@ -1,3 +1,4 @@
+import { resolveResponsePrefix } from "../agents/identity.js";
 import { createReplyDispatcherWithTyping } from "../auto-reply/reply/reply-dispatcher.js";
 import type { ClawdbotConfig, MSTeamsReplyStyle } from "../config/types.js";
 import { danger } from "../globals.js";
@@ -18,6 +19,7 @@ import type { MSTeamsTurnContext } from "./sdk-types.js";
 
 export function createMSTeamsReplyDispatcher(params: {
   cfg: ClawdbotConfig;
+  agentId: string;
   runtime: RuntimeEnv;
   log: MSTeamsMonitorLogger;
   adapter: MSTeamsAdapter;
@@ -36,7 +38,7 @@ export function createMSTeamsReplyDispatcher(params: {
   };
 
   return createReplyDispatcherWithTyping({
-    responsePrefix: params.cfg.messages?.responsePrefix,
+    responsePrefix: resolveResponsePrefix(params.cfg, params.agentId),
     deliver: async (payload) => {
       const messages = renderReplyPayloadsToMessages([payload], {
         textChunkLimit: params.textLimit,