Refactor the custom helpers into their own files

module/helpers/toFriendlyDuration.mjs

@@ -0,0 +1,26 @@
+const secondsInAMinute = 60;
+const secondsInAnHour = 60 * secondsInAMinute;
+
+
+/**
+ * Converts a duration into a more human-friendly format
+ * @param {number} duration The length of time in seconds
+ * @returns The human-friendly time string
+ */
+export function toFriendlyDuration(duration) {
+	let friendly = ``;
+	if (duration >= secondsInAnHour) {
+		let hours = Math.floor(duration / secondsInAnHour);
+		friendly += `${hours}h`;
+		duration -= hours * secondsInAnHour;
+	};
+	if (duration >= secondsInAMinute) {
+		let minutes = Math.floor(duration / secondsInAMinute);
+		friendly += `${minutes}m`;
+		duration -= minutes * secondsInAMinute;
+	};
+	if (duration > 0) {
+		friendly += `${duration}s`;
+	};
+	return friendly;
+};