Solve case-sensitive problems

modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Pages/MongoPageRepository.cs

@@ -30,7 +30,7 @@ public class MongoPageRepository : MongoDbRepository<ICmsKitMongoDbContext, Page
             .WhereIf<Page, IMongoQueryable<Page>>(
                 !filter.IsNullOrWhiteSpace(),
                 u =>
-                    u.Title.ToLower().Contains(filter) || u.Slug.Contains(filter)
+                    u.Title.ToLower().Contains(filter.ToLower()) || u.Slug.Contains(filter)
             ).CountAsync(cancellation);
     }
 

modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Tags/MongoTagRepository.cs

@@ -99,7 +99,7 @@ public class MongoTagRepository : MongoDbRepository<ICmsKitMongoDbContext, Volo.
         if (!filter.IsNullOrWhiteSpace())
         {
             mongoQueryable = mongoQueryable.Where(x =>
-                    x.Name.ToLower().Contains(filter) ||
+                    x.Name.ToLower().Contains(filter.ToLower()) ||
                     x.EntityType.ToLower().Contains(filter));
         }