初始化提交

backend/app/models/character.py

@@ -0,0 +1,43 @@
+"""人物模型。"""
+
+from datetime import datetime
+
+from sqlalchemy import Boolean, DateTime, String, Text
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.core.ids import new_character_id
+from app.core.time import utc_now
+from app.db.base import Base
+
+
+class Character(Base):
+    __tablename__ = "characters"
+
+    id: Mapped[str] = mapped_column(String(80), primary_key=True, default=new_character_id)
+    name: Mapped[str] = mapped_column(String(120), nullable=False)
+    display_name: Mapped[str | None] = mapped_column(String(120))
+    status: Mapped[str] = mapped_column(String(40), nullable=False, default="active", index=True)
+    language: Mapped[str] = mapped_column(String(20), nullable=False, default="zh-CN")
+    profile_json: Mapped[str] = mapped_column(Text, nullable=False, default="{}")
+    model_policy_json: Mapped[str] = mapped_column(Text, nullable=False, default="{}")
+    safety_policy_id: Mapped[str | None] = mapped_column(String(80))
+    current_personality_version_id: Mapped[str | None] = mapped_column(String(80))
+    # 道体恒定层（设计理念 §2.1）：不可运行时覆盖的人格内核快照，
+    # 由 personality_version 收敛 / 用户确认 / 酒馆卡降生写入，组装运行时契约时做完整性校验。
+    personality_summary: Mapped[str | None] = mapped_column(Text)
+    mission: Mapped[str | None] = mapped_column(Text)
+    safety_guidelines: Mapped[str | None] = mapped_column(Text)
+    current_mood_id: Mapped[str | None] = mapped_column(String(80))
+    privacy_level: Mapped[str] = mapped_column(String(40), nullable=False, default="normal")
+    owner_scope: Mapped[str] = mapped_column(String(80), nullable=False, index=True)
+    is_system_template: Mapped[bool] = mapped_column(
+        Boolean, nullable=False, default=False, index=True
+    )
+    source_template_id: Mapped[str | None] = mapped_column(String(80), index=True)
+    template_key: Mapped[str | None] = mapped_column(String(80), index=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), default=utc_now)
+    updated_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True), default=utc_now, onupdate=utc_now
+    )
+    activated_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
+    archived_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))