feat: many timers (#706)

* wip: create simple timer class

* refactor: service to manage extra timers

* wip:ui for controlling the extra timer

---------

Co-authored-by: arc-alex <ac@omnivox.dk>

apps/server/src/app.ts

@@ -1,4 +1,4 @@
-import { HttpSettings, LogOrigin, OSCSettings, Playback } from 'ontime-types';
+import { HttpSettings, LogOrigin, OSCSettings, Playback, SimpleDirection, SimplePlayback } from 'ontime-types';
 
 import 'dotenv/config';
 import express from 'express';
@@ -168,6 +168,12 @@ export const startServer = async () => {
     publicEventNow: state.publicEventNow,
     eventNext: state.eventNext,
     publicEventNext: state.publicEventNext,
+    timer1: {
+      duration: null,
+      current: null,
+      playback: SimplePlayback.Stop,
+      direction: SimpleDirection.CountDown,
+    },
   });
 
   // load restore point if it exists