Update migration script

graphql/data/20230505-tag-color-hex.js

@@ -155,7 +155,27 @@ while (cursor.hasNext()) {
       { _id: tag._id },
       {
         $set: {
-          color: colours[tag.color] || '#eee',
+          color: colours[tag.color] || '#eeeeee',
+        },
+      },
+      { upsert: false }
+    )
+  } else if (tag.color && tag.color.length < 7) {
+    db.tags.updateOne(
+      { _id: tag._id },
+      {
+        $set: {
+          color: '#cccccc',
+        },
+      },
+      { upsert: false }
+    )
+  } else if (!tag.color) {
+    db.tags.updateOne(
+      { _id: tag._id },
+      {
+        $set: {
+          color: '#eeeeee',
         },
       },
       { upsert: false }

graphql/data/20230626-version-owner.js

@@ -0,0 +1,24 @@
+const conn = Mongo()
+const session = conn.startSession()
+
+session.startTransaction()
+
+const cursor = db.versions.find({"owner": null })
+while (cursor.hasNext()) {
+  const version = cursor.next()
+  const articleId = version.article
+  const article = db.articles.findOne({_id: articleId})
+  if (article !== null && article.owner !== null) {
+    db.versions.updateOne(
+      { _id: version._id },
+      {
+        $set: {
+          owner: article.owner,
+        },
+      },
+      { upsert: false }
+    )
+  }
+}
+
+session.commitTransaction()