feat(wallet): 新增主题购买与钱包交易模块

src/main/java/com/yolo/keyborad/mapper/KeyboardThemePurchaseMapper.java

@@ -0,0 +1,12 @@
+package com.yolo.keyborad.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.yolo.keyborad.model.entity.KeyboardThemePurchase;
+
+/*
+* @author: ziin
+* @date: 2025/12/10 19:17
+*/
+    
+public interface KeyboardThemePurchaseMapper extends BaseMapper<KeyboardThemePurchase> {
+}

src/main/java/com/yolo/keyborad/mapper/KeyboardWalletTransactionMapper.java

@@ -0,0 +1,12 @@
+package com.yolo.keyborad.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.yolo.keyborad.model.entity.KeyboardWalletTransaction;
+
+/*
+* @author: ziin
+* @date: 2025/12/10 18:54
+*/
+    
+public interface KeyboardWalletTransactionMapper extends BaseMapper<KeyboardWalletTransaction> {
+}