Separate interactive and non-interactive sessions (#4612)

Do not show exec session in VSCode/TUI selector.

codex-rs/core/src/conversation_manager.rs

@@ -17,6 +17,7 @@ use codex_protocol::ConversationId;
 use codex_protocol::models::ResponseItem;
 use codex_protocol::protocol::InitialHistory;
 use codex_protocol::protocol::RolloutItem;
+use codex_protocol::protocol::SessionSource;
 use std::collections::HashMap;
 use std::path::PathBuf;
 use std::sync::Arc;
@@ -35,20 +36,25 @@ pub struct NewConversation {
 pub struct ConversationManager {
     conversations: Arc<RwLock<HashMap<ConversationId, Arc<CodexConversation>>>>,
     auth_manager: Arc<AuthManager>,
+    session_source: SessionSource,
 }
 
 impl ConversationManager {
-    pub fn new(auth_manager: Arc<AuthManager>) -> Self {
+    pub fn new(auth_manager: Arc<AuthManager>, session_source: SessionSource) -> Self {
         Self {
             conversations: Arc::new(RwLock::new(HashMap::new())),
             auth_manager,
+            session_source,
         }
     }
 
     /// Construct with a dummy AuthManager containing the provided CodexAuth.
     /// Used for integration tests: should not be used by ordinary business logic.
     pub fn with_auth(auth: CodexAuth) -> Self {
-        Self::new(crate::AuthManager::from_auth_for_testing(auth))
+        Self::new(
+            crate::AuthManager::from_auth_for_testing(auth),
+            SessionSource::Exec,
+        )
     }
 
     pub async fn new_conversation(&self, config: Config) -> CodexResult<NewConversation> {
@@ -64,7 +70,13 @@ impl ConversationManager {
         let CodexSpawnOk {
             codex,
             conversation_id,
-        } = Codex::spawn(config, auth_manager, InitialHistory::New).await?;
+        } = Codex::spawn(
+            config,
+            auth_manager,
+            InitialHistory::New,
+            self.session_source,
+        )
+        .await?;
         self.finalize_spawn(codex, conversation_id).await
     }
 
@@ -121,7 +133,7 @@ impl ConversationManager {
         let CodexSpawnOk {
             codex,
             conversation_id,
-        } = Codex::spawn(config, auth_manager, initial_history).await?;
+        } = Codex::spawn(config, auth_manager, initial_history, self.session_source).await?;
         self.finalize_spawn(codex, conversation_id).await
     }
 
@@ -155,7 +167,7 @@ impl ConversationManager {
         let CodexSpawnOk {
             codex,
             conversation_id,
-        } = Codex::spawn(config, auth_manager, history).await?;
+        } = Codex::spawn(config, auth_manager, history, self.session_source).await?;
 
         self.finalize_spawn(codex, conversation_id).await
     }