feat: 添加数据库索引优化查询性能

refactor(前端): 使用useMemo和useCallback优化性能
perf(后端): 优化统计查询性能
style: 统一前端样式定义
build: 添加创建索引脚本

backend/models/ConsumableLog.js

@@ -57,7 +57,13 @@ const ConsumableLog = sequelize.define('ConsumableLog', {
 }, {
   tableName: 'consumable_logs',
   timestamps: true,
-  comment: '耗材操作日志表'
+  comment: '耗材操作日志表',
+  indexes: [
+    { fields: ['consumableId'] },
+    { fields: ['operationType'] },
+    { fields: ['createdAt'] },
+    { fields: ['consumableId', 'createdAt'] }
+  ]
 });
 
 ConsumableLog.belongsTo(Consumable, {