feat(pricing): 新增照片打印SKU及价格计算逻辑

- 添加 PHOTO_PRINT_MU 和 PHOTO_PRINT_FX 枚举类型定义
- 实现手机照片打印和特效照片打印的基础价格计算（单价×数量）
- 支持景区特定配置的价格计算逻辑
- 验证新SKU与现有 PHOTO_PRINT 的行为一致性
- 添加相关单元测试确保价格计算准确性

src/test/java/com/ycwl/basic/pricing/entity/PriceBundleConfigStructureTest.java

@@ -0,0 +1,91 @@
+package com.ycwl.basic.pricing.entity;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.ycwl.basic.pricing.dto.BundleProductItem;
+import org.junit.jupiter.api.Test;
+
+import java.math.BigDecimal;
+import java.util.Arrays;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+/**
+ * 验证PriceBundleConfig新数据结构的测试
+ */
+class PriceBundleConfigStructureTest {
+
+    private final ObjectMapper objectMapper = new ObjectMapper();
+
+    @Test
+    void testNewDataStructure() throws JsonProcessingException {
+        // 创建测试数据
+        BundleProductItem includedItem = new BundleProductItem();
+        includedItem.setType("PHOTO_PRINT");
+        includedItem.setSubType("6寸照片");
+        includedItem.setQuantity(20);
+
+        BundleProductItem excludedItem = new BundleProductItem();
+        excludedItem.setType("VLOG_VIDEO");
+        excludedItem.setProductId("video_001");
+        excludedItem.setQuantity(1);
+
+        List<BundleProductItem> includedProducts = List.of(includedItem);
+        List<BundleProductItem> excludedProducts = List.of(excludedItem);
+
+        // 创建实体
+        PriceBundleConfig config = new PriceBundleConfig();
+        config.setBundleName("全家福套餐");
+        config.setBundlePrice(new BigDecimal("99.00"));
+        config.setIncludedProducts(includedProducts);
+        config.setExcludedProducts(excludedProducts);
+        config.setDescription("包含20张6寸照片打印");
+        config.setIsActive(true);
+
+        // 验证数据结构
+        assertNotNull(config.getIncludedProducts());
+        assertNotNull(config.getExcludedProducts());
+        assertEquals(1, config.getIncludedProducts().size());
+        assertEquals(1, config.getExcludedProducts().size());
+        
+        // 验证包含商品
+        BundleProductItem included = config.getIncludedProducts().get(0);
+        assertEquals("PHOTO_PRINT", included.getType());
+        assertEquals("6寸照片", included.getSubType());
+        assertEquals(20, included.getQuantity());
+        
+        // 验证排除商品
+        BundleProductItem excluded = config.getExcludedProducts().get(0);
+        assertEquals("VLOG_VIDEO", excluded.getType());
+        assertEquals("video_001", excluded.getProductId());
+        assertEquals(1, excluded.getQuantity());
+
+        // 验证JSON序列化
+        String includedJson = objectMapper.writeValueAsString(config.getIncludedProducts());
+        String excludedJson = objectMapper.writeValueAsString(config.getExcludedProducts());
+        
+        System.out.println("Included Products JSON: " + includedJson);
+        System.out.println("Excluded Products JSON: " + excludedJson);
+        
+        // 验证能正确反序列化
+        List<BundleProductItem> deserializedIncluded = objectMapper.readValue(includedJson, 
+            objectMapper.getTypeFactory().constructCollectionType(List.class, BundleProductItem.class));
+        assertEquals(1, deserializedIncluded.size());
+        assertEquals("PHOTO_PRINT", deserializedIncluded.get(0).getType());
+    }
+    
+    @Test
+    void testFrontendExpectedFormat() throws JsonProcessingException {
+        // 测试前端期望的JSON格式
+        String expectedJson = "[{\"type\":\"PHOTO_PRINT\",\"subType\":\"6寸照片\",\"quantity\":20}]";
+        
+        List<BundleProductItem> items = objectMapper.readValue(expectedJson, 
+            objectMapper.getTypeFactory().constructCollectionType(List.class, BundleProductItem.class));
+        
+        assertEquals(1, items.size());
+        assertEquals("PHOTO_PRINT", items.get(0).getType());
+        assertEquals("6寸照片", items.get(0).getSubType());
+        assertEquals(20, items.get(0).getQuantity());
+    }
+}