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/scripts/_tmp_residual_check.sql

@@ -0,0 +1,4 @@
+SELECT id, cultivar_name, firmness, flowering_period FROM bre_germplasm
+WHERE firmness IN ('还好') OR flowering_period IN ('3月下旬');
+SELECT id, cultivar_name, firmness FROM bre_germplasm WHERE firmness IS NOT NULL;
+SELECT id, cultivar_name, flowering_period FROM bre_germplasm WHERE flowering_period IS NOT NULL;