message: Fix optional img of JournalEntryData
diff: @@ -35,7 +35,7 @@ interface JournalEntryDataProperties {
  /**
  * An image file path which provides the artwork for this JournalEntry
  */
  - img?: string | null;
  + img: string | null | undefined;
  /**
  * The _id of a Folder which contains this JournalEntry
  