Use canvas as target for raster rendering (#1256)

* Implement ApplicationIo

* Simplify output duplication logic

* Fix let node initialization for ExtractImageFrame

* Async macros

* Use manual node registry impl

* Fix canvas insertion into the dom

node-graph/gstd/src/any.rs

@@ -204,6 +204,7 @@ impl<'n: 'input, 'input, O: 'input + StaticType, I: 'input + StaticType> Node<'i
 	#[inline]
 	fn eval(&'input self, input: I) -> Self::Output {
 		{
+			let node_name = self.node.node_name();
 			let input = Box::new(input);
 			Box::pin(async move {
 				let out: Box<&_> = dyn_any::downcast::<&O>(self.node.eval(input).await).unwrap_or_else(|e| panic!("DowncastBothRefNode Input {e}"));

node-graph/gstd/src/memo.rs

@@ -141,7 +141,8 @@ where
 {
 	type Output = <Input>::Output;
 	fn eval(&'i self, _: &'i T) -> Self::Output {
-		self.input.eval(())
+		let result = self.input.eval(());
+		result
 	}
 }