Implement incremental loading via streaming

lib/modloader.dart

@@ -177,7 +177,7 @@ class ModList {
 
   ModList({required this.path});
 
-  void load() {
+  Stream<Mod> load() async* {
     final directory = Directory(path);
     print('Loading configuration from: $path');
 
@@ -187,8 +187,12 @@ class ModList {
           entities.whereType<Directory>().map((dir) => dir.path).toList();
 
       print('Found ${modDirectories.length} mod directories:');
+      
       for (final modDir in modDirectories) {
         try {
+          // Add a small delay to prevent UI freezing and give time for rendering
+          await Future.delayed(const Duration(milliseconds: 5));
+          
           final mod = Mod.fromDirectory(modDir);
           mods[mod.id] = mod;
           print(
@@ -198,6 +202,8 @@ class ModList {
             'Soft Dependencies: ${mod.softDependencies.join(', ')}, '
             'Incompatibilities: ${mod.incompatabilities.join(', ')}',
           );
+          
+          yield mod;
           print('Current total mods loaded: ${mods.length}');
         } catch (e) {
           print('Error loading mod from directory: $modDir');