Data loading adjustments

lib/models/nostr_adapter.dart

@@ -124,8 +124,9 @@ mixin NostrAdapter<T extends DataModelMixin<T>> on Adapter<T> {
       kinds: {kind, ...?additionalKinds},
       tags: params,
       limit: limit,
-      since: since,
       until: until,
+      // Disable since when until is present
+      since: until != null ? null : since,
     );
 
     final result = await relay.queryRaw(req);
@@ -170,7 +171,6 @@ mixin NostrAdapter<T extends DataModelMixin<T>> on Adapter<T> {
 class RelayListenerNotifier extends Notifier<void> {
   @override
   void build() {
-    fetch();
     final timer = Timer.periodic(Duration(minutes: 30), (_) => fetch());
 
     // This will get disposed when clearing and restarting the app

lib/widgets/latest_releases_container.dart

@@ -88,17 +88,13 @@ class LatestReleasesAppNotifier extends StateNotifier<AsyncValue<List<App>>> {
   int _page = 1;
   final Ref ref;
 
-  LatestReleasesAppNotifier(this.ref) : super(AsyncLoading());
+  LatestReleasesAppNotifier(this.ref) : super(AsyncLoading()) {
+    fetch();
+  }
 
   Future<void> fetch({bool next = false}) async {
     if (next) {
       _page++;
-    } else {
-      final apps = _fetchLocal();
-      if (apps.isNotEmpty) {
-        state = AsyncData(apps);
-        return;
-      }
     }
 
     // Can't use ignoreReturn, as super.findAll does use the result
@@ -107,6 +103,7 @@ class LatestReleasesAppNotifier extends StateNotifier<AsyncValue<List<App>>> {
         'includes': true,
         'limit': 10,
         'until': next ? _oldestCreatedAt : null,
+        'since': null,
       },
     );