refactor: rename external message to secondary message

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

@@ -1,4 +1,4 @@
-export type SecondarySource = 'aux' | 'external' | null;
+export type SecondarySource = 'aux' | 'secondary' | null;
 
 export type TimerMessage = {
   text: string;
@@ -10,5 +10,5 @@ export type TimerMessage = {
 
 export type MessageState = {
   timer: TimerMessage;
-  external: string;
+  secondary: string;
 };

packages/types/src/definitions/runtime/RuntimeStore.ts

@@ -27,7 +27,7 @@ export const runtimeStorePlaceholder: Readonly<RuntimeStore> = {
       blackout: false,
       secondarySource: null,
     },
-    external: '',
+    secondary: '',
   },
   runtime: {
     selectedEventIndex: null, // changes if rundown changes or we load a new event