Generic Commit; Most likely a fix or small feature

src/timehelper.ts

@@ -31,10 +31,15 @@ export class TimeSpan {
   }
 }
 
+export interface TimeBetween {
+  seconds: number;
+  toReadable: (roundToMinutes?: boolean) => string;
+}
+
 export function calculateSecondsBetween(
   start: number,
   end: number,
-): { seconds: number; toReadable: (roundToMinutes?: boolean) => string } {
+): TimeBetween {
   const seconds = Math.max(60, (end - start) / 1000);
   return {
     seconds,