feat(constant): 添加新的动作和过滤比较常量

- 添加汇率动作常量 ActionRate
- 添加状态等于过滤比较常量 FilterCompareStatusEqual
- 添加小于等于过滤比较常量 FilterCompareLte
- 添加大于等于过滤比较常量 FilterCompareGte
- 为新增常量添加相应的中文注释说明

ik3cloud/constant/constant.go

@@ -22,6 +22,7 @@ const (
 	ActionInformation   Action = "BOS_ASSISTANTDATA_DETAIL" // 辅助资料
 	ActionReceiptAction Action = "AR_RECEIVEBILL"           // 收款单
 	ActionBankAccount   Action = "CN_BANKACNT"              // 银行账户
+	ActionRate          Action = "BD_Rate"                  // 汇率
 )
 
 var ActionIdField = map[Action]string{
@@ -104,5 +105,8 @@ const (
 type FilterCompare = string
 
 const (
-	FilterCompareEqual FilterCompare = "67"
+	FilterCompareEqual       FilterCompare = "67"  // 等于
+	FilterCompareStatusEqual FilterCompare = "105" // 状态等于
+	FilterCompareLte         FilterCompare = "16"  // 小于等于
+	FilterCompareGte         FilterCompare = "39"  // 大于等于
 )