agent2: Port feedback (#36603)

Release Notes:

- N/A

---------

Co-authored-by: Ben Brandt <benjamin.j.brandt@gmail.com>

crates/agent2/src/agent.rs

@@ -948,11 +948,36 @@ impl acp_thread::AgentConnection for NativeAgentConnection {
         })
     }
 
+    fn telemetry(&self) -> Option<Rc<dyn acp_thread::AgentTelemetry>> {
+        Some(Rc::new(self.clone()) as Rc<dyn acp_thread::AgentTelemetry>)
+    }
+
     fn into_any(self: Rc<Self>) -> Rc<dyn Any> {
         self
     }
 }
 
+impl acp_thread::AgentTelemetry for NativeAgentConnection {
+    fn agent_name(&self) -> String {
+        "Zed".into()
+    }
+
+    fn thread_data(
+        &self,
+        session_id: &acp::SessionId,
+        cx: &mut App,
+    ) -> Task<Result<serde_json::Value>> {
+        let Some(session) = self.0.read(cx).sessions.get(session_id) else {
+            return Task::ready(Err(anyhow!("Session not found")));
+        };
+
+        let task = session.thread.read(cx).to_db(cx);
+        cx.background_spawn(async move {
+            serde_json::to_value(task.await).context("Failed to serialize thread")
+        })
+    }
+}
+
 struct NativeAgentSessionEditor {
     thread: Entity<Thread>,
     acp_thread: WeakEntity<AcpThread>,