feat(web): 添加全局异常处理器支持请求参数验证

- 新增 MethodArgumentNotValidException 处理器，用于处理 @RequestBody + @Valid 校验失败
- 新增 ConstraintViolationException 处理器，用于处理 @RequestParam/@PathVariable 校验失败
- 实现了统一的参数验证错误响应格式
- 添加了详细的字段错误信息提取和返回机制
- 集成了日志记录功能以跟踪验证失败情况
- 更新了项目版本从 1.5.6 到 1.5.7

zkh-web/src/main/java/vip/jcfd/web/config/GlobalExceptionHandler.java

@@ -1,11 +1,16 @@
 package vip.jcfd.web.config;
 
+import jakarta.validation.ConstraintViolationException;
 import jakarta.validation.ValidationException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.http.HttpStatus;
 import org.springframework.validation.BindException;
+import org.springframework.validation.BindingResult;
 import org.springframework.validation.FieldError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 import org.springframework.web.servlet.resource.NoResourceFoundException;
 import vip.jcfd.common.core.BizException;
@@ -54,4 +59,38 @@ public class GlobalExceptionHandler {
 		log.error("接口入参校验失败", e);
 		return R.error(e.getMessage());
 	}
+
+	/**
+	 * 处理 @RequestBody + @Valid 校验失败
+	 */
+	@ExceptionHandler(MethodArgumentNotValidException.class)
+	@ResponseStatus(HttpStatus.BAD_REQUEST)
+	public R<?> handleMethodArgumentNotValid(MethodArgumentNotValidException ex) {
+		log.error("接口入参校验失败", ex);
+		BindingResult bindingResult = ex.getBindingResult();
+
+		String msg = bindingResult.getFieldErrors()
+				.stream()
+				.map(err -> err.getField() + ": " + err.getDefaultMessage())
+				.findFirst()
+				.orElse("参数错误");
+
+		return R.error(msg);
+	}
+
+	/**
+	 * 处理 @RequestParam / @PathVariable 校验失败
+	 */
+	@ExceptionHandler(ConstraintViolationException.class)
+	@ResponseStatus(HttpStatus.BAD_REQUEST)
+	public R<?> handleConstraintViolation(ConstraintViolationException ex) {
+		log.error("接口入参校验失败", ex);
+		String msg = ex.getConstraintViolations()
+				.stream()
+				.map(v -> v.getPropertyPath() + ": " + v.getMessage())
+				.findFirst()
+				.orElse("参数错误");
+
+		return R.error(msg);
+	}
 }