fix: return 0 in canvas size if no blocks are present

src/components/canvas/Canvas.tsx

@@ -112,9 +112,6 @@ function Canvas() {
 		};
 
 		const eraseTool = () => {
-			// Fixes Infinity and NaN errors when no blocks are present
-			if (blocks.length == 1) return;
-
 			const radiusPosition = getRadiusPosition();
 			const updated = blocks.filter((block) => {
 				const withinRadius =

src/context/Canvas.tsx

@@ -44,6 +44,15 @@ export const CanvasProvider = ({ children }: Props) => {
 			if (coord.y > maxY) maxY = coord.y;
 		});
 
+		if (minX == Infinity || maxX == Infinity || minY == Infinity || maxY == Infinity) {
+			return {
+				minX: 0,
+				minY: 0,
+				maxX: 0,
+				maxY: 0,
+			};
+		}
+
 		return {
 			minX,
 			minY,