Add black background color to canvas, temporally disable shift node. (#59)

* set canvas bckground to black

* temporaly disable shift nodes

Author: solsarratea

src/lib/engine/HydraEngine.ts

@@ -86,6 +86,7 @@ export class HydraEngine {
 
 	async init(canvas: HTMLCanvasElement): Promise<void> {
 		this.canvas = canvas;
+		this.canvas.style.backgroundColor = '#000000';
 
 		try {
 			// Dynamic imports to avoid SSR issues

src/lib/nodes/registry.ts

@@ -86,6 +86,9 @@ async function initializeRegistry(): Promise<void> {
 	);
 
 	nodeDefinitions.set('out', outDefinition);
+
+	//TODO: Fix shift node definition
+	nodeDefinitions.delete('shift');
 }
 
 async function ensureInitialized(): Promise<void> {