added workaround for broken favorites

src/services/backend_interactor_service/backend_interactor_service.js

@@ -54,6 +54,16 @@ const backendInteractorService = (credentials) => {
     return timelineFetcherService.startFetching({timeline, store, credentials, userId})
   }
 
+  const fetchOldPost = ({store, postId}) => {
+    return timelineFetcherService.fetchAndUpdate({
+      store,
+      credentials,
+      timeline: 'own',
+      older: true,
+      until: postId
+    })
+  }
+
   const setUserMute = ({id, muted = true}) => {
     return apiService.setUserMute({id, muted, credentials})
   }
@@ -86,6 +96,7 @@ const backendInteractorService = (credentials) => {
     fetchAllFollowing,
     verifyCredentials: apiService.verifyCredentials,
     startFetching,
+    fetchOldPost,
     setUserMute,
     fetchMutes,
     register,