frontend: Log debug messages as such

frontend/src/main.ts

@@ -11,13 +11,13 @@ function onInputHandler(event: Event) {
 window.addEventListener("load", () => {
 	if (document.getElementById('preview')) {
 		for (const el of document.getElementsByClassName('input-dispatch')) {
-			console.log(el);
+			console.debug(el);
 			el.addEventListener('input', onInputHandler);
 		}
 	}
 
 	for (const op of document.querySelectorAll('.option .preview')) {
-		console.log(op);
+		console.debug(op);
 		const input_id = (op as HTMLElement).dataset.for;
 		if (!input_id) {
 			console.error("Missing data-for attribute for", op);