v1.2版本更新发布

backend/models/student.py

@@ -120,6 +120,13 @@ class StudentModel:
             row['rank'] = i + 1
         return results
     
+    @staticmethod
+    async def get_total_count() -> int:
+        """获取活跃学生总数"""
+        sql = "SELECT COUNT(*) as total FROM students WHERE status = 1"
+        result = await execute_one(sql)
+        return result["total"] if result else 0
+    
     @staticmethod
     async def batch_create(students_data: List[Dict], initial_points: int = 60) -> List[Dict]:
         """批量创建学生"""