feat: 增加金字塔选股策略

leopard-core/src/main/java/com/lanyuanxiaoyao/leopard/core/repository/StockRepository.java

@@ -5,6 +5,7 @@ import com.lanyuanxiaoyao.service.template.repository.SimpleRepository;
 import jakarta.transaction.Transactional;
 import java.util.Collection;
 import java.util.List;
+import org.springframework.data.jpa.repository.EntityGraph;
 import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.stereotype.Repository;
@@ -24,4 +25,8 @@ public interface StockRepository extends SimpleRepository<Stock> {
   @Modifying
   @Transactional(rollbackOn = Throwable.class)
   void deleteAllByCodeIn(Collection<String> code);
+
+  @EntityGraph(attributePaths = {"indicators"})
+  @Query("from Stock stock where size(stock.indicators) >= ?1")
+  List<Stock> findAllByIndicatorsSizeGreaterThanEqual(int count);
 }