add metadata for new types

codex-rs/core/src/agent/inter_agent_instruction.rs

@@ -38,6 +38,7 @@ impl InterAgentInstruction {
             content: vec![ContentItem::OutputText {
                 text: self.as_text(),
             }],
+            metadata: None,
             end_turn: None,
             phase: None,
         }

codex-rs/core/src/codex.rs

@@ -5689,7 +5689,10 @@ pub(crate) async fn run_turn(
         }
         let mut initial_input_for_turn: ResponseInputItem = ResponseInputItem::from(input.clone());
         if sess.enabled(Feature::ItemMetadata) {
-            stamp_user_message_type_on_input_item(&mut initial_input_for_turn, UserMessageType::Prompt);
+            stamp_user_message_type_on_input_item(
+                &mut initial_input_for_turn,
+                UserMessageType::Prompt,
+            );
         }
         let response_item: ResponseItem = initial_input_for_turn.clone().into();
         sess.record_user_prompt_and_emit_turn_item(turn_context.as_ref(), &input, response_item)

codex-rs/core/src/codex_thread.rs

@@ -265,9 +265,15 @@ impl CodexThread {
 
 fn pending_message_input_item(message: &ResponseItem) -> CodexResult<ResponseInputItem> {
     match message {
-        ResponseItem::Message { role, content, .. } => Ok(ResponseInputItem::Message {
+        ResponseItem::Message {
+            role,
+            content,
+            metadata,
+            ..
+        } => Ok(ResponseInputItem::Message {
             role: role.clone(),
             content: content.clone(),
+            metadata: metadata.clone(),
         }),
         _ => Err(CodexErr::InvalidRequest(
             "append_message only supports ResponseItem::Message".to_string(),