Build lightweight AI agent admin

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2026-06-08 18:14:59 +08:00
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"""
知识库标注模型(Q&A 对)
手动添加的高优先级问答对,检索时优先匹配。
"""
from sqlalchemy import Column, String, Text, Integer, Boolean, Index
from app.base_model import BaseModel
class KnowledgeAnnotation(BaseModel):
"""
知识库标注(Q&A 对)
用户手动添加的问答对,检索时优先匹配 question,返回 answer。
"""
__tablename__ = "ai_knowledge_annotation"
knowledge_base_id = Column(String(21), nullable=False, index=True, comment="所属知识库ID(逻辑外键关联ai_knowledge_base")
# Q&A 内容
question = Column(Text, nullable=False, comment="问题")
answer = Column(Text, nullable=False, comment="答案")
# 向量化状态
embedding_status = Column(String(20), default="pending", comment="向量化状态: pending/completed/failed")
# 状态
enabled = Column(Boolean, default=True, comment="是否启用")
hit_count = Column(Integer, default=0, comment="命中次数")
__table_args__ = (
Index('idx_annotation_kb_enabled', 'knowledge_base_id', 'enabled'),
)