Improvements: fix duplicate seeder, add missing seeders, remove redundant $with, add migration down(), optimize queries

database/seeders/DatabaseSeeder.php

@@ -31,13 +31,27 @@ class DatabaseSeeder extends Seeder
             WebsiteRuleCategorySeeder::class,
             WebsiteRuleSeeder::class,
             WebsiteHelperCenterCategorySeeder::class,
-            WebsiteHelperCenterCategorySeeder::class,
 
             // Values
             WebsiteRareValuesCategorySeeder::class,
 
             // Housekeeping permissions
             HousekeepingPermissionSeeder::class,
+
+            // Features
+            WebsiteArticleFeatureSeeder::class,
+
+            // Games
+            GameRankSeeder::class,
+            DailyChallengeSeeder::class,
+
+            // Radio
+            RadioSettingsSeeder::class,
+            RadioContestSeeder::class,
+            RadioGiveawaySeeder::class,
+            RadioListenerPointSeeder::class,
+            RadioSongRequestSeeder::class,
+            RadioSongVoteSeeder::class,
         ]);
 
         // \App\Models\User::factory(10)->create();