init: 初始化 dpb 桃育种系统代码库

前后端 + 后端 FastAPI 全量源码、部署脚本与文档。

backend/app/api/v1/module_bre/treatment/model.py

@@ -0,0 +1,32 @@
+"""试验处理 数据模型"""
+from datetime import datetime
+
+from sqlalchemy import Float, ForeignKey, Index, Integer, String, Text
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.core.base_model import MappedBase, ModelMixin, UserMixin
+
+
+class TreatmentModel(ModelMixin, UserMixin, MappedBase):
+    """试验处理 主数据表。"""
+
+    __tablename__ = "bre_treatment"
+
+    trial_study_id: Mapped[int] = mapped_column(
+        Integer, ForeignKey("bre_trial_study.id", ondelete="CASCADE"),
+        index=True, nullable=False, comment="所属研究点"
+    )
+
+    factor: Mapped[str] = mapped_column(String(32), nullable=False, comment="因子")
+
+    level: Mapped[str] = mapped_column(String(32), nullable=False, comment="水平")
+
+    description: Mapped[str | None] = mapped_column(String(256), nullable=True, comment="描述", default=None)
+
+    remark: Mapped[str | None] = mapped_column(Text, nullable=True, comment="备注", default=None)
+
+    # 无 status 列：覆盖基类默认 ix_<表>_status_deleted 索引，
+    # 仅保留 (created_time, is_deleted) 复合索引用于数据权限过滤。
+    __table_args__ = (
+        Index("ix_bre_treatment_created_deleted", "created_time", "is_deleted"),
+    )