add speed factor to timer state

apps/server/src/stores/runtimeState.ts

@@ -47,6 +47,7 @@ const initialTimer: TimerState = {
   playback: Playback.Stop, // change initiated by user
   secondaryTimer: null, // change on every update
   startedAt: null, // change can only be initiated by user
+  speed: 1.0, //change initiated by user
 } as const;
 
 export type RuntimeState = {

packages/types/src/definitions/runtime/TimerState.type.ts

@@ -30,4 +30,6 @@ export type TimerState = {
   secondaryTimer: MaybeNumber;
   /** only if timer has already started */
   startedAt: MaybeNumber;
+  /** the speed of the current timer 1.0 = realtime, 2.0 = double time */
+  speed: number;
 };