Add title emoji support in JSON import/export (#6660)

server/queues/tasks/ExportJSONTask.ts

@@ -123,6 +123,7 @@ export default class ExportJSONTask extends ExportTask {
           id: document.id,
           urlId: document.urlId,
           title: document.title,
+          emoji: document.emoji,
           data: DocumentHelper.toProsemirror(document),
           createdById: document.createdById,
           createdByName: document.createdBy.name,

server/queues/tasks/ImportJSONTask.ts

@@ -79,6 +79,7 @@ export default class ImportJSONTask extends ImportTask {
           // TODO: This is kind of temporary, we can import the document
           // structure directly in the future.
           text: serializer.serialize(Node.fromJSON(schema, node.data)),
+          emoji: node.emoji,
           createdAt: node.createdAt ? new Date(node.createdAt) : undefined,
           updatedAt: node.updatedAt ? new Date(node.updatedAt) : undefined,
           publishedAt: node.publishedAt ? new Date(node.publishedAt) : null,

server/queues/tasks/ImportTask.ts

@@ -60,7 +60,7 @@ export type StructuredImportData = {
     id: string;
     urlId?: string;
     title: string;
-    emoji?: string;
+    emoji?: string | null;
     /**
      * The document text. To reference an attachment or image use the special
      * formatting <<attachmentId>>. It will be replaced with a reference to the