Replace text-only tooltips with custom richly styled tooltips (#3436)

* Replace the title attribute with custom FloatingMenu tooltips

* Separate tooltip labels and descriptions into two styled blocks

* Move keyboard shortcut tooltips to a separate section at the bottom

* Update shortcut key styling in tooltips and hints bar

* Fix .to_string()

node-graph/libraries/no-std-types/src/choice_type.rs

@@ -19,7 +19,7 @@ pub struct VariantMetadata {
 	pub label: &'static str,
 
 	/// User-facing documentation text.
-	pub docstring: Option<&'static str>,
+	pub description: Option<&'static str>,
 
 	/// Name of icon to display in radio buttons and such.
 	pub icon: Option<&'static str>,

node-graph/libraries/wgpu-executor/src/texture_conversion.rs

@@ -254,11 +254,9 @@ impl<'i> Convert<Raster<CPU>, &'i WgpuExecutor> for Raster<GPU> {
 	}
 }
 
-/// Node for uploading textures from CPU to GPU. This Is now deprecated and
-/// we should use the Convert node in the future.
+/// Uploads an raster texture from the CPU to the GPU. This Is now deprecated and the Convert node should be used in the future.
 ///
-/// Accepts either individual rasters or tables of rasters and converts them
-/// to GPU format using the WgpuExecutor's device and queue.
+/// Accepts either individual raster data or a table of raster elements and converts it to the GPU format using the WgpuExecutor's device and queue.
 #[node_macro::node(category(""))]
 pub async fn upload_texture<'a: 'n, T: Convert<Table<Raster<GPU>>, &'a WgpuExecutor>>(
 	_: impl Ctx,