[fix] Fix the code according to the comments

api/app/models/__init__.py

@@ -61,7 +61,7 @@ __all__ = [
     "AppRelease",
     "MemoryIncrement",
     "EndUser",
-    "UserAlias",
+    "EndUserInfo",
     "AppShare",
     "ReleaseShare",
     "Conversation",

api/app/models/end_user_info_model.py

@@ -1,7 +1,7 @@
 import datetime
 import uuid
 
-from sqlalchemy import Column, DateTime, ForeignKey, String, Text
+from sqlalchemy import Column, DateTime, ForeignKey, String, Text, ARRAY
 from sqlalchemy.dialects.postgresql import UUID, JSONB
 from sqlalchemy.orm import relationship
 
@@ -15,7 +15,7 @@ class EndUserInfo(Base):
     id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4, nullable=False, index=True)
     end_user_id = Column(UUID(as_uuid=True), ForeignKey("end_users.id"), nullable=False, index=True, comment="关联的终端用户ID")
     other_name = Column(String, nullable=False, comment="关联的用户名称")
-    aliases = Column(JSONB, nullable=True, comment="用户别名列表（JSON数组）")
+    aliases = Column(ARRAY(String), nullable=True, comment="用户别名列表（字符串数组）")
     meta_data = Column(JSONB, nullable=True, comment="用户相关的扩展信息（JSON格式）")
     created_at = Column(DateTime, default=datetime.datetime.now, comment="创建时间")
     updated_at = Column(DateTime, default=datetime.datetime.now, onupdate=datetime.datetime.now, comment="更新时间")