Refactor: split runtime state (#1725)

* refactor: runtime types

* refactor: runtimeState functions to use the split type

* refactor: RuntimeService to use the new split data

* refactor: use the split data in the UI

* update comments

* refactor: rename runtime to offset

* fix utils test

apps/server/src/stores/__mocks__/runtimeState.mocks.ts

@@ -6,19 +6,22 @@ const baseState: RuntimeState = {
   clock: 0,
   eventNow: null,
   eventNext: null,
+  eventFlag: null,
   groupNow: null,
-  groupNext: null,
-  nextFlag: null,
-  runtime: {
+  rundown: {
     selectedEventIndex: null,
     numEvents: 0,
-    offsetAbs: 0,
-    offsetRel: 0,
     plannedStart: 0,
     plannedEnd: 0,
     actualStart: null,
-    expectedEnd: null,
-    offsetMode: OffsetMode.Absolute,
+  },
+  offset: {
+    absolute: 0,
+    relative: 0,
+    mode: OffsetMode.Absolute,
+    expectedRundownEnd: null,
+    expectedGroupEnd: null,
+    expectedFlagStart: null,
   },
   timer: {
     addedTime: 0,