common增加通用log模块

log/consts/log_const.go

@@ -0,0 +1,15 @@
+package consts
+
+// OperationType 操作类型常量
+type OperationType string
+
+const (
+	OperationCreate OperationType = "create" // 创建
+	OperationUpdate OperationType = "update" // 更新
+	OperationDelete OperationType = "delete" // 删除
+)
+
+// OperationLogCollection 操作日志集合名称常量
+const (
+	OperationLogCollection = "operation_logs" // 操作日志集合名称
+)