fix: 修复 StackOverflowError 错误

- 添加 Jackson 序列化配置
- 禁用空 bean 序列化失败
- 配置不序列化 null 值
- 优化日期序列化格式

修复问题：
- 解决 Handler dispatch failed 错误
- 避免循环引用导致的栈溢出

src/main/resources/application-dev.yml

@@ -15,7 +15,13 @@ spring:
       max-lifetime: 1800000
       connection-timeout: 30000
       connection-test-query: SELECT 1
-
+  jackson:
+    serialization:
+      write-dates-as-timestamps: false
+      fail-on-empty-beans: false
+    deserialization:
+      fail-on-unknown-properties: false
+    default-property-inclusion: non_null
 
 #mybatis-plus
 mybatis-plus: