add zero-width space

commands/drawDesign.cjs

@@ -260,7 +260,7 @@ function design5(input) {
 						
 						if (dist > radius - 1 && dist < radius + 1) { //&& dist > radius - 1
 							lineHasInput = true;
-							outputLine += input.charAt("​"+ charIterate(input)); //zero-width space
+							outputLine += "​"+ input.charAt(charIterate(input)); //zero-width space
 						} else {
 							outputLine += " ";
 						}