Add the auto-generated node catalog to the website's user manual (#3662)

* Generate the MVP node catalog in the manual (with some placeholders)

* Implement nearly the rest of everything

* Move to the tools directory and make it generate nicer default values

* Add category descriptions

* Organize file structure and improve type naming

* Improve book table of contents code

* Add collapsing chapter navigation to the book template

* Add to build workflow

* Clean up site structure

editor/src/node_graph_executor/runtime.rs

@@ -22,7 +22,6 @@ use graphene_std::wasm_application_io::{RenderOutputType, WasmApplicationIo, Was
 use graphene_std::{Artboard, Context, Graphic};
 use interpreted_executor::dynamic_executor::{DynamicExecutor, IntrospectError, ResolvedDocumentNodeTypesDelta};
 use interpreted_executor::util::wrap_network_in_scope;
-use once_cell::sync::Lazy;
 use spin::Mutex;
 use std::sync::Arc;
 use std::sync::mpsc::{Receiver, Sender};
@@ -108,7 +107,8 @@ impl NodeGraphUpdateSender for InternalNodeGraphUpdateSender {
 	}
 }
 
-pub static NODE_RUNTIME: Lazy<Mutex<Option<NodeRuntime>>> = Lazy::new(|| Mutex::new(None));
+// TODO: Replace with `core::cell::LazyCell` (<https://doc.rust-lang.org/core/cell/struct.LazyCell.html>) or similar
+pub static NODE_RUNTIME: once_cell::sync::Lazy<Mutex<Option<NodeRuntime>>> = once_cell::sync::Lazy::new(|| Mutex::new(None));
 
 impl NodeRuntime {
 	pub fn new(receiver: Receiver<GraphRuntimeRequest>, sender: Sender<NodeGraphUpdate>) -> Self {