Add Compact and Turn Context to the rollout items (#3444)

Adding compact and turn context to the rollout items

based on #3440

codex-rs/core/src/rollout/list.rs

@@ -318,6 +318,12 @@ async fn read_head_and_flags(
                     head.push(val);
                 }
             }
+            RolloutItem::TurnContext(_) => {
+                // Not included in `head`; skip.
+            }
+            RolloutItem::Compacted(_) => {
+                // Not included in `head`; skip.
+            }
             RolloutItem::EventMsg(ev) => {
                 if matches!(ev, EventMsg::UserMessage(_)) {
                     saw_user_event = true;

codex-rs/core/src/rollout/policy.rs

@@ -8,8 +8,10 @@ pub(crate) fn is_persisted_response_item(item: &RolloutItem) -> bool {
     match item {
         RolloutItem::ResponseItem(item) => should_persist_response_item(item),
         RolloutItem::EventMsg(ev) => should_persist_event_msg(ev),
-        // Always persist session meta
-        RolloutItem::SessionMeta(_) => true,
+        // Persist Codex executive markers so we can analyze flows (e.g., compaction, API turns).
+        RolloutItem::Compacted(_) | RolloutItem::TurnContext(_) | RolloutItem::SessionMeta(_) => {
+            true
+        }
     }
 }
 

codex-rs/core/src/rollout/recorder.rs

@@ -238,6 +238,12 @@ impl RolloutRecorder {
                     RolloutItem::ResponseItem(item) => {
                         items.push(RolloutItem::ResponseItem(item));
                     }
+                    RolloutItem::Compacted(item) => {
+                        items.push(RolloutItem::Compacted(item));
+                    }
+                    RolloutItem::TurnContext(item) => {
+                        items.push(RolloutItem::TurnContext(item));
+                    }
                     RolloutItem::EventMsg(_ev) => {
                         items.push(RolloutItem::EventMsg(_ev));
                     }