feat: improve /new model hints and reset confirmation

src/auto-reply/reply/get-reply-run.ts

@@ -38,6 +38,7 @@ import { SILENT_REPLY_TOKEN } from "../tokens.js";
 import type { GetReplyOptions, ReplyPayload } from "../types.js";
 import { runReplyAgent } from "./agent-runner.js";
 import { applySessionHints } from "./body.js";
+import { routeReply } from "./route-reply.js";
 import type { buildCommandContext } from "./commands.js";
 import type { InlineDirectives } from "./directive-handling.js";
 import { buildGroupIntro } from "./groups.js";
@@ -51,7 +52,7 @@ type AgentDefaults = NonNullable<ClawdbotConfig["agents"]>["defaults"];
 type ExecOverrides = Pick<ExecToolDefaults, "host" | "security" | "ask" | "node">;
 
 const BARE_SESSION_RESET_PROMPT =
-  "A new session was started via /new or /reset. Say hi briefly (1-2 sentences) and ask what the user wants to do next. Do not mention internal steps, files, tools, or reasoning.";
+  "A new session was started via /new or /reset. Say hi briefly (1-2 sentences) and ask what the user wants to do next. If the runtime model differs from default_model in the system prompt, mention the default model in the greeting. Do not mention internal steps, files, tools, or reasoning.";
 
 type RunPreparedReplyParams = {
   ctx: MsgContext;
@@ -92,9 +93,11 @@ type RunPreparedReplyParams = {
   };
   typing: TypingController;
   opts?: GetReplyOptions;
+  defaultProvider: string;
   defaultModel: string;
   timeoutMs: number;
   isNewSession: boolean;
+  resetTriggered: boolean;
   systemSent: boolean;
   sessionEntry?: SessionEntry;
   sessionStore?: Record<string, SessionEntry>;
@@ -220,9 +223,11 @@ export async function runPreparedReply(
     perMessageQueueOptions,
     typing,
     opts,
+    defaultProvider,
     defaultModel,
     timeoutMs,
     isNewSession,
+    resetTriggered,
     systemSent,
     sessionKey,
     sessionId,
@@ -369,6 +374,27 @@ export async function runPreparedReply(
       }
     }
   }
+  if (resetTriggered && command.isAuthorizedSender) {
+    const channel = ctx.OriginatingChannel || (command.channel as any);
+    const to = ctx.OriginatingTo || command.from || command.to;
+    if (channel && to) {
+      const modelLabel = `${provider}/${model}`;
+      const defaultLabel = `${defaultProvider}/${defaultModel}`;
+      const text =
+        modelLabel === defaultLabel
+          ? `✅ New session started · model: ${modelLabel}`
+          : `✅ New session started · model: ${modelLabel} (default: ${defaultLabel})`;
+      await routeReply({
+        payload: { text },
+        channel,
+        to,
+        sessionKey,
+        accountId: ctx.AccountId,
+        threadId: ctx.MessageThreadId,
+        cfg,
+      });
+    }
+  }
   const sessionIdFinal = sessionId ?? crypto.randomUUID();
   const sessionFile = resolveSessionFilePath(sessionIdFinal, sessionEntry);
   const queueBodyBase = [threadStarterNote, baseBodyFinal].filter(Boolean).join("\n\n");