fix: guard malformed Telegram replies and pass hook accountId

src/telegram/bot/delivery.replies.ts

@@ -428,6 +428,7 @@ async function deliverMediaReply(params: {
 export async function deliverReplies(params: {
   replies: ReplyPayload[];
   chatId: string;
+  accountId?: string;
   token: string;
   runtime: RuntimeEnv;
   bot: Bot;
@@ -459,9 +460,9 @@ export async function deliverReplies(params: {
   });
   for (const originalReply of params.replies) {
     let reply = originalReply;
-    const mediaList = reply.mediaUrls?.length
+    const mediaList = reply?.mediaUrls?.length
       ? reply.mediaUrls
-      : reply.mediaUrl
+      : reply?.mediaUrl
         ? [reply.mediaUrl]
         : [];
     const hasMedia = mediaList.length > 0;
@@ -488,6 +489,7 @@ export async function deliverReplies(params: {
         },
         {
           channelId: "telegram",
+          accountId: params.accountId,
           conversationId: params.chatId,
         },
       );
@@ -555,6 +557,7 @@ export async function deliverReplies(params: {
           },
           {
             channelId: "telegram",
+            accountId: params.accountId,
             conversationId: params.chatId,
           },
         );
@@ -570,6 +573,7 @@ export async function deliverReplies(params: {
           },
           {
             channelId: "telegram",
+            accountId: params.accountId,
             conversationId: params.chatId,
           },
         );

src/telegram/bot/delivery.test.ts

@@ -126,6 +126,22 @@ describe("deliverReplies", () => {
     expect(runtime.error).not.toHaveBeenCalled();
   });
 
+  it("skips malformed replies and continues with valid entries", async () => {
+    const runtime = createRuntime(false);
+    const sendMessage = vi.fn().mockResolvedValue({ message_id: 1, chat: { id: "123" } });
+    const bot = createBot({ sendMessage });
+
+    await deliverWith({
+      replies: [undefined, { text: "hello" }] as unknown as DeliverRepliesParams["replies"],
+      runtime,
+      bot,
+    });
+
+    expect(runtime.error).toHaveBeenCalledTimes(1);
+    expect(sendMessage).toHaveBeenCalledTimes(1);
+    expect(sendMessage.mock.calls[0]?.[1]).toBe("hello");
+  });
+
   it("reports message_sent success=false when hooks blank out a text-only reply", async () => {
     messageHookRunner.hasHooks.mockImplementation(
       (name: string) => name === "message_sending" || name === "message_sent",
@@ -149,6 +165,40 @@ describe("deliverReplies", () => {
     );
   });
 
+  it("passes accountId into message hooks", async () => {
+    messageHookRunner.hasHooks.mockImplementation(
+      (name: string) => name === "message_sending" || name === "message_sent",
+    );
+
+    const runtime = createRuntime(false);
+    const sendMessage = vi.fn().mockResolvedValue({ message_id: 9, chat: { id: "123" } });
+    const bot = createBot({ sendMessage });
+
+    await deliverWith({
+      accountId: "work",
+      replies: [{ text: "hello" }],
+      runtime,
+      bot,
+    });
+
+    expect(messageHookRunner.runMessageSending).toHaveBeenCalledWith(
+      expect.any(Object),
+      expect.objectContaining({
+        channelId: "telegram",
+        accountId: "work",
+        conversationId: "123",
+      }),
+    );
+    expect(messageHookRunner.runMessageSent).toHaveBeenCalledWith(
+      expect.objectContaining({ success: true }),
+      expect.objectContaining({
+        channelId: "telegram",
+        accountId: "work",
+        conversationId: "123",
+      }),
+    );
+  });
+
   it("passes media metadata to message_sending hooks", async () => {
     messageHookRunner.hasHooks.mockImplementation((name: string) => name === "message_sending");