add paginated to store, and fix upload docs property

frontend/src/store.ts

@@ -38,6 +38,7 @@ const preloadedState: { preference: Preference } = {
       },
     ],
     modalState: 'INACTIVE',
+    paginatedDocuments: null,
   },
 };
 const store = configureStore({

frontend/src/upload/Upload.tsx

@@ -191,8 +191,8 @@ function Upload({
                         )) ||
                         [],
                     );
-                    if (data && Array.isArray(data.docs)) {
-                      data.docs.map((updatedDoc: Doc) => {
+                    if (data && Array.isArray(data)) {
+                      data.map((updatedDoc: Doc) => {
                         if (updatedDoc.id && !docIds.has(updatedDoc.id)) {
                           // Select the doc not present in the intersection of current Docs and fetched data
                           dispatch(setSelectedDocs(updatedDoc));