【add】Create user alias table and functionality

api/app/models/__init__.py

@@ -16,6 +16,7 @@ from .agent_app_config_model import AgentConfig
 from .app_release_model import AppRelease
 from .memory_increment_model import MemoryIncrement
 from .end_user_model import EndUser
+from .user_alias_model import UserAlias
 from .appshare_model import AppShare
 from .release_share_model import ReleaseShare
 from .conversation_model import Conversation, Message
@@ -60,6 +61,7 @@ __all__ = [
     "AppRelease",
     "MemoryIncrement",
     "EndUser",
+    "UserAlias",
     "AppShare",
     "ReleaseShare",
     "Conversation",

api/app/models/end_user_model.py

@@ -30,14 +30,6 @@ class EndUser(Base):
         comment="关联的记忆配置ID"
     )
     
-    # 用户基本信息字段
-    position = Column(String, nullable=True, comment="职位")
-    department = Column(String, nullable=True, comment="部门")
-    contact = Column(String, nullable=True, comment="联系方式")
-    phone = Column(String, nullable=True, comment="电话")
-    hire_date = Column(DateTime, nullable=True, comment="入职日期")
-    updatetime_profile = Column(DateTime, nullable=True, comment="核心档案信息最后更新时间")
-    
     # 用户摘要四个维度 - User Summary Four Dimensions
     user_summary = Column(Text, nullable=True, comment="缓存的用户摘要（基本介绍）")
     personality_traits = Column(Text, nullable=True, comment="性格特点")
@@ -65,4 +57,7 @@ class EndUser(Base):
     )
 
     # 与 WorkSpace 的反向关系
-    workspace = relationship("Workspace", back_populates="end_users")
+    workspace = relationship("Workspace", back_populates="end_users")
+    
+    # 与 UserAlias 的反向关系
+    aliases = relationship("UserAlias", back_populates="end_user", cascade="all, delete-orphan")

api/app/models/user_alias_model.py

@@ -0,0 +1,24 @@
+import datetime
+import uuid
+
+from sqlalchemy import Column, DateTime, ForeignKey, String, Text
+from sqlalchemy.dialects.postgresql import UUID, JSONB
+from sqlalchemy.orm import relationship
+
+from app.db import Base
+
+
+class UserAlias(Base):
+    """用户别名表 - 存储用户的别名信息"""
+    __tablename__ = "user_aliases"
+
+    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）")
+    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")
+
+    # 与 EndUser 的关系
+    end_user = relationship("EndUser", back_populates="aliases")