Remove embedded WriteEvent from WrittenEvent struct, to avoid having unnecessary fields. (#101081)

pkg/storage/unified/resource/event.go

@@ -21,18 +21,24 @@ type WriteEvent struct {
 	ObjectOld utils.GrafanaMetaAccessor
 }
 
-// WriteEvents after they include a resource version
+// WrittenEvent is a WriteEvent reported with a resource version.
 type WrittenEvent struct {
-	WriteEvent
+	Type       WatchEvent_Type
+	Key        *ResourceKey
+	PreviousRV int64
+
+	// The json payload (without resourceVersion)
+	Value []byte
+
 	// Metadata
 	Folder string
 
-	// The resource version
+	// The resource version.
 	ResourceVersion int64
 
 	// Timestamp when the event is created
 	Timestamp int64
 }
 
-// A function to write events
+// EventAppender is a function to write events.
 type EventAppender = func(context.Context, *WriteEvent) (int64, error)