feat(tui): add usage overlay and sidebar for displaying usage statistics and tasks

feat(tui): implement status bar with connection and turn state indicators
feat(tui): create workflow panel for agent status and progress visualization
feat(web): introduce web frontend interface with static file serving
feat(ws): add WebSocket interface for real-time communication and session management

apps/domain/src/auth/iam_session.rs

@@ -0,0 +1,12 @@
+//! IAM Session re-export.
+//!
+//! Re-exports `Session` from the auth module for consistent IAM-boundary
+//! imports. Consumers of the IAM module import `Session` from here rather
+//! than from the core session module directly, keeping the dependency
+//! internal and allowing the IAM crate to own its domain vocabulary.
+
+pub use super::session::Session;
+
+/// Alias for `Session` used in IAM contexts to distinguish from other
+/// session types in the system.
+pub type IamSession = Session;