[B] Fix journal subject fetch

Author: 1aurend

api/app/models/subject.rb

@@ -13,9 +13,11 @@ class Subject < ApplicationRecord
   has_many :text_subjects, dependent: :destroy
   has_many :project_subjects, dependent: :destroy
   has_many :project_collection_subjects, dependent: :destroy
+  has_many :journal_subjects, dependent: :destroy
   has_many :texts, through: :text_subjects
   has_many :projects, through: :project_subjects
   has_many :project_collections, through: :project_collection_subjects
+  has_many :journals, through: :journal_subjects
 
   scope :by_featured, lambda { |featured|
     return all unless featured.present?

client/src/frontend/containers/Frontend/index.js

@@ -30,7 +30,7 @@ export class FrontendContainer extends Component {
         { oneTime: true }
       );
       const journalSubjects = request(
-        subjectsAPI.index({ journalUsed: true }, {}, true),
+        subjectsAPI.index({ usedJournal: true }, {}, true),
         requests.feJournalSubjects,
         { oneTime: true }
       );