feat(halloffame): implement image upload and enhance module functionality

- Added image upload system (JPG/PNG, max 5MB) with live preview and removal option
- Fixed Concurrency Exception during deletion (split transactions for reports and entries)
- Optimized card layout: consistent height and height-based truncation for descriptions
- Added sort direction toggle (Ascending/Descending) with arrow icons for Date, Name, and Year
- Refactored HallOfFameService to use streams for Server/Wasm compatibility
- Improved error handling and UI feedback for upload and delete operations

Server/Migrations/EntityBuilders/HallOfFameEntityBuilder.cs

@@ -44,6 +44,8 @@ namespace SZUAbsolventenverein.Module.HallOfFame.Migrations.EntityBuilders
         public OperationBuilder<AddColumnOperation> Link { get; set; }
         public OperationBuilder<AddColumnOperation> Status { get; set; }
         public OperationBuilder<AddColumnOperation> UserId { get; set; }
+        public OperationBuilder<AddColumnOperation> IsReported { get; set; }
+        public OperationBuilder<AddColumnOperation> ReportReason { get; set; }
     }
 }