End pause (#832)

* refactor: trigger ahead

* refactor: refresh often

* fix: handle empty rundown updates

* fix: handle falsy values

* style: avoid overlap of components

* refactor: freeze end option

apps/server/src/services/__tests__/timerUtils.test.ts

@@ -1219,7 +1219,7 @@ describe('updateRoll()', () => {
       clock: 11,
       timer: {
         current: 10,
-        expectedFinish: 15,
+        expectedFinish: 100,
         secondaryTimer: null,
         startedAt: 1,
       },
@@ -1229,7 +1229,7 @@ describe('updateRoll()', () => {
     } as RuntimeState;
 
     const expected = {
-      updatedTimer: 15 - 11,
+      updatedTimer: 100 - 11,
       updatedSecondaryTimer: null, // usually clock - expectedFinish
       doRollLoad: false,
       isFinished: false,