新增接口，界面

keyBoard/Class/AiTalk/V/KBPersonaChatCell.h

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+//
+//  KBPersonaChatCell.h
+//  keyBoard
+//
+//  Created by Kiro on 2026/1/26.
+//
+
+#import <UIKit/UIKit.h>
+#import "KBPersonaModel.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+/// 人设聊天 Cell
+@interface KBPersonaChatCell : UICollectionViewCell
+
+/// 人设数据
+@property (nonatomic, strong) KBPersonaModel *persona;
+
+/// 预加载数据
+- (void)preloadDataIfNeeded;
+
+@end
+
+NS_ASSUME_NONNULL_END