v2 event timer (#274)

* lint: cleanup unused

* refactor: rename component to avoid conflict

* style: gap in element row

* refactor: rename playstate -> playback

* refactor: cleanup usages of timer and prepare integration manager

* style: re-arrange button order

* refactor: improve event loading

* feat(timer-service): hot reload

* fix: issue with duration input

* chore: cleanup debug

* refactor: resolve poll from runtime store

* refactor: cleanup merge

* refactor: small improvements in timer hot-reload

client/src/features/rundown/quick-add-block/QuickAddBlock.module.scss

@@ -4,8 +4,9 @@
   display: grid;
   grid-template-columns: 1fr auto;
   align-items: center;
-  margin: 4px 2px;
+  margin: 4px 0;
   font-size: 12px;
+  padding: 0 10px;
 }
 
 .btnRow {