feat: add persistent cache for following feed and notifications

src/pages/primary/NoteListPage/FollowingFeed.tsx

@@ -74,6 +74,7 @@ export default function FollowingFeed() {
         setRefreshCount((count) => count + 1)
       }}
       isMainFeed
+      isPubkeyFeed
     />
   )
 }

src/pages/primary/NoteListPage/PinnedFeed.tsx

@@ -28,5 +28,5 @@ export default function PinnedFeed() {
     init()
   }, [pubkey, pinnedPubkeySet])
 
-  return <NormalFeed subRequests={subRequests} isMainFeed />
+  return <NormalFeed subRequests={subRequests} isMainFeed isPubkeyFeed />
 }