Generalized tags to allow them to be assigned to anything.

seeds/03_tags.js

@@ -1545,13 +1545,13 @@ exports.seed = knex => Promise.resolve()
         return upsert('tags_groups', groups, duplicatesBySlug, 'slug', knex);
     })
     .then(async () => {
-        const [duplicates, groups] = await Promise.all([
+        const [duplicates, groupEntries] = await Promise.all([
             knex('tags').select('*'),
             knex('tags_groups').select('*'),
         ]);
 
         const duplicatesBySlug = duplicates.reduce((acc, tag) => ({ ...acc, [tag.slug]: tag }), {});
-        const groupsMap = groups.reduce((acc, { id, slug }) => ({ ...acc, [slug]: id }), {});
+        const groupsMap = groupEntries.reduce((acc, { id, slug }) => ({ ...acc, [slug]: id }), {});
 
         const tags = getTags(groupsMap);