优化药品库显示

backend-java/src/main/java/com/pharmacopoeia/service/DrugService.java

@@ -49,6 +49,7 @@ public class DrugService {
                         : drugRepository.findByIsActiveTrue(pageable);
 
         var items = result.getContent().stream()
+                .filter(d -> !"通则".equals(d.getCategory()) && !"凡例与纲要".equals(d.getCategory()))
                 .map(d -> {
                     Map<String, Object> m = new java.util.LinkedHashMap<>();
                     m.put("drug_id", d.getDrugId());