新增接口，界面

keyBoard/Class/AiTalk/M/KBPersonaModel.h

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+//
+//  KBPersonaModel.h
+//  keyBoard
+//
+//  Created by Kiro on 2026/1/26.
+//
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+/// 人设状态
+typedef NS_ENUM(NSInteger, KBPersonaStatus) {
+    KBPersonaStatusDisabled = 0,  // 禁用
+    KBPersonaStatusEnabled = 1    // 启用
+};
+
+/// 人设可见性
+typedef NS_ENUM(NSInteger, KBPersonaVisibility) {
+    KBPersonaVisibilityPrivate = 0,  // 私有
+    KBPersonaVisibilityPublic = 1    // 公开
+};
+
+/// 人设模型
+@interface KBPersonaModel : NSObject
+
+/// 人设 ID
+@property (nonatomic, assign) NSInteger personaId;
+
+/// 人设名称
+@property (nonatomic, copy) NSString *name;
+
+/// 头像 URL
+@property (nonatomic, copy) NSString *avatarUrl;
+
+/// 封面图 URL
+@property (nonatomic, copy) NSString *coverImageUrl;
+
+/// 性别
+@property (nonatomic, copy) NSString *gender;
+
+/// 年龄范围
+@property (nonatomic, copy) NSString *ageRange;
+
+/// 简短描述
+@property (nonatomic, copy) NSString *shortDesc;
+
+/// 介绍文本
+@property (nonatomic, copy) NSString *introText;
+
+/// 性格标签（逗号分隔的字符串）
+@property (nonatomic, copy) NSString *personalityTags;
+
+/// 说话风格
+@property (nonatomic, copy) NSString *speakingStyle;
+
+/// 系统提示词
+@property (nonatomic, copy) NSString *systemPrompt;
+
+/// 状态（0-禁用，1-启用）
+@property (nonatomic, assign) KBPersonaStatus status;
+
+/// 可见性（0-私有，1-公开）
+@property (nonatomic, assign) KBPersonaVisibility visibility;
+
+/// 排序顺序
+@property (nonatomic, assign) NSInteger sortOrder;
+
+/// 热度分数
+@property (nonatomic, assign) NSInteger popularityScore;
+
+/// 创建时间
+@property (nonatomic, copy) NSString *createdAt;
+
+/// 更新时间
+@property (nonatomic, copy) NSString *updatedAt;
+
+#pragma mark - 扩展属性
+
+/// 性格标签数组（从 personalityTags 解析）
+@property (nonatomic, strong, readonly) NSArray<NSString *> *tagsArray;
+
+/// 是否启用
+@property (nonatomic, assign, readonly) BOOL isEnabled;
+
+/// 是否公开
+@property (nonatomic, assign, readonly) BOOL isPublic;
+
+/// 开场白
+@property (nonatomic, copy) NSString *prologue;
+/// 开场白URL
+@property (nonatomic, copy) NSString *prologueAudio;
+
+@end
+
+NS_ASSUME_NONNULL_END