feat(FN-2082): merge fusion/fn-2082

packages/engine/src/agent-heartbeat.test.ts

@@ -1378,6 +1378,7 @@ describe("HeartbeatMonitor", () => {
         expect(systemPrompt).not.toContain("task_document_read");
         expect(systemPrompt).not.toContain("Task Documents:");
         expect(systemPrompt).toContain("task_create");
+        expect(systemPrompt).toContain("heartbeat_done");
         expect(systemPrompt).toContain("memory_append");
 
         // The execution prompt is passed to session.prompt by promptWithFallback mock
@@ -2252,6 +2253,8 @@ describe("HeartbeatMonitor", () => {
         expect(callArgs.systemPrompt).toContain("Always log blockers with actionable next steps.");
         expect(callArgs.systemPrompt).toContain("## Project Memory");
         expect(callArgs.systemPrompt).toContain("memory_search");
+        expect(callArgs.systemPrompt).toContain("task_log");
+        expect(callArgs.systemPrompt).toContain("task_document_write");
         expect(callArgs.tools).toBe("readonly");
         // Tools: task_create, task_log, task_document_write, task_document_read, list_agents, delegate_task,
         // memory_search, memory_get, memory_append, heartbeat_done

packages/engine/src/agent-heartbeat.ts

@@ -189,7 +189,7 @@ When you are woken by an incoming message (source includes "wake-on-message"), y
 1. Use read_messages to check your inbox for unread messages.
 2. Review each message and determine the appropriate action:
    - If the message requires a response, use send_message to reply.
-   - If the message is informational, acknowledge it briefly and move on.
+   - If the message is informational, acknowledge it with a brief response or note it in memory.
    - If the message requests work, create a follow-up task with task_create or handle it directly.
 3. After processing messages, continue with your normal heartbeat duties.