style: 项目重构

1.项目改名为kilostar（千星）
2.后端部分进行大规模重构
3.node功能进行大规模重新设计

kilostar/core/postgres_database/model/individual.py

@@ -0,0 +1,146 @@
+#  Copyright 2026 zhaoxi826
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+
+from enum import Enum
+from typing import List, Optional, Dict, Any
+from sqlalchemy import String, Text, text, ForeignKey
+from sqlalchemy.dialects.postgresql import JSONB
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from .base import BaseDataModel
+
+
+class ModalityType(str, Enum):
+    TEXT = "text"
+    VISION = "vision"
+    AUDIO = "audio"
+    MULTIMODAL = "multimodal"
+
+
+# ==========================================
+# 1. 通用基类表 (身份中心)
+# ==========================================
+class BaseIndividualModel(BaseDataModel):
+    __tablename__ = "base_individual"
+
+    agent_id: Mapped[str] = mapped_column(String(64), primary_key=True)
+    agent_name: Mapped[str] = mapped_column(String(100), index=True, nullable=False)
+    description: Mapped[str] = mapped_column(Text, nullable=False)
+    system_prompt: Mapped[Optional[str]] = mapped_column(Text)
+    provider_title: Mapped[str] = mapped_column(String(50))
+    model_id: Mapped[str] = mapped_column(String(100))
+    owner_id: Mapped[str] = mapped_column(String(64), index=True)
+
+    agent_type: Mapped[str] = mapped_column(String(32))
+
+    __mapper_args__ = {
+        "polymorphic_on": "agent_type",
+        "polymorphic_identity": "base"
+    }
+
+
+# ==========================================
+# 2. 专家子个体 (技能与复杂工作流)
+# ==========================================
+class SpecialistIndividualModel(BaseIndividualModel):
+    __tablename__ = "specialist_individual"
+
+    agent_id: Mapped[str] = mapped_column(
+        ForeignKey("base_individual.agent_id", ondelete="CASCADE"),
+        primary_key=True
+    )
+    bound_skill: Mapped[Optional[Dict[str, Any]]] = mapped_column(JSONB)
+    workspace: Mapped[Optional[List[str]]] = mapped_column(JSONB)
+    tools: Mapped[Optional[List[str]]] = mapped_column(
+        JSONB, default=list, server_default=text("'[]'::jsonb")
+    )
+
+    # 逻辑关联：作为管理者，管理下属个体
+    sub_ordinary_agents: Mapped[List["OrdinaryIndividualModel"]] = relationship(
+        back_populates="manager",
+        cascade="all, delete-orphan",
+        foreign_keys="[OrdinaryIndividualModel.manager_id]"
+    )
+    sub_special_agents: Mapped[List["SpecialIndividualModel"]] = relationship(
+        back_populates="manager",
+        cascade="all, delete-orphan",
+        foreign_keys="[SpecialIndividualModel.manager_id]"
+    )
+
+    __mapper_args__ = {
+        "polymorphic_identity": "specialist",
+    }
+
+
+# ==========================================
+# 3. 基础子个体 (普通微调模型)
+# ==========================================
+class OrdinaryIndividualModel(BaseIndividualModel):
+    __tablename__ = "ordinary_individual"
+
+    agent_id: Mapped[str] = mapped_column(
+        ForeignKey("base_individual.agent_id", ondelete="CASCADE"),
+        primary_key=True
+    )
+    finetuned_from: Mapped[Optional[str]] = mapped_column(String(100))
+    tools: Mapped[Optional[List[str]]] = mapped_column(
+        JSONB, default=list, server_default=text("'[]'::jsonb")
+    )
+
+    # 【修复1】：必须显式定义物理外键
+    manager_id: Mapped[Optional[str]] = mapped_column(
+        ForeignKey("specialist_individual.agent_id", ondelete="SET NULL")
+    )
+
+    # 逻辑关联：指向上级专家
+    manager: Mapped[Optional["SpecialistIndividualModel"]] = relationship(
+        back_populates="sub_ordinary_agents",
+        foreign_keys=[manager_id]  # 显式指定使用 manager_id 解析关系
+    )
+
+    __mapper_args__ = {
+        "polymorphic_identity": "ordinary",
+    }
+
+
+# ==========================================
+# 4. 特殊子个体 (多模态)
+# ==========================================
+class SpecialIndividualModel(BaseIndividualModel):
+    __tablename__ = "special_individual"
+
+    agent_id: Mapped[str] = mapped_column(
+        ForeignKey("base_individual.agent_id", ondelete="CASCADE"),
+        primary_key=True
+    )
+    modality_type: Mapped[ModalityType] = mapped_column(
+        default=ModalityType.MULTIMODAL,
+        server_default=text("'multimodal'")
+    )
+    multimodal_config: Mapped[Optional[Dict[str, Any]]] = mapped_column(JSONB)
+
+    # 【修复1】：添加缺失的物理外键
+    manager_id: Mapped[Optional[str]] = mapped_column(
+        ForeignKey("specialist_individual.agent_id", ondelete="SET NULL")
+    )
+
+    # 【修复2】：修正 back_populates 指向正确的变量名
+    manager: Mapped[Optional["SpecialistIndividualModel"]] = relationship(
+        back_populates="sub_special_agents",
+        foreign_keys=[manager_id]
+    )
+
+    __mapper_args__ = {
+        "polymorphic_identity": "special",
+    }