feat(qconnect-tauri): add controller command API and snapshots

cx

crates/qconnect-app/src/lib.rs

@@ -15,5 +15,6 @@ pub use feature_flags::{
     QBZ_QCONNECT_PANEL_SWITCH, QBZ_QCONNECT_QUEUE_MODEL, QBZ_QCONNECT_STRICT_DOMAIN_ISOLATION,
     QBZ_QCONNECT_TRANSPORT,
 };
-pub use qconnect_core::{QConnectRendererState, RendererCommand};
+pub use qconnect_core::{QConnectQueueState, QConnectRendererState, RendererCommand};
+pub use qconnect_protocol::QueueCommandType;
 pub use state::QconnectRuntimeState;