aggressively clean up desktop with new inline poll

packages/desktop/src/waker.rs

@@ -0,0 +1,22 @@
+use futures_util::task::ArcWake;
+use std::sync::Arc;
+use wry::application::event_loop::EventLoopProxy;
+
+use crate::desktop_context::UserWindowEvent;
+
+/// Create a waker that will send a poll event to the event loop.
+///
+/// This lets the VirtualDom "come up for air" and process events while the main thread is blocked by the WebView.
+///
+/// All other IO lives in the Tokio runtime,
+pub fn tao_waker(proxy: &EventLoopProxy<UserWindowEvent>) -> std::task::Waker {
+    struct DomHandle(EventLoopProxy<UserWindowEvent>);
+
+    impl ArcWake for DomHandle {
+        fn wake_by_ref(arc_self: &Arc<Self>) {
+            arc_self.0.send_event(UserWindowEvent::Poll).unwrap();
+        }
+    }
+
+    futures_util::task::waker(Arc::new(DomHandle(proxy.clone())))
+}