Add the utils file

Author: aatanasovdev

src/js/utils.js

@@ -0,0 +1,10 @@
+/**
+ * Rounds a number to the nearest 0.5 increment.
+ * This reduces URL variations for DPR values.
+ *
+ * @param {number} value - The value to round.
+ * @return {number} The rounded value (e.g., 1.666 -> 1.5, 2.3 -> 2.5).
+ */
+export const roundToHalf = ( value ) => {
+	return Math.round( value * 2 ) / 2;
+};