refactor: 用 @Email 和 @Mobile 注解替换了部分验证，提高了代码可读性，修改了多处错误提示信息，使其更加友好

continew-plugin/continew-plugin-generator/src/main/java/top/continew/admin/generator/model/entity/GenConfigDO.java

@@ -76,7 +76,7 @@ public class GenConfigDO implements Serializable {
      */
     @Schema(description = "包名称", example = "top.continew.admin.system")
     @NotBlank(message = "包名称不能为空")
-    @Pattern(regexp = RegexConstants.PACKAGE_NAME, message = "包名称格式错误")
+    @Pattern(regexp = RegexConstants.PACKAGE_NAME, message = "包名称格式不正确")
     @Length(max = 60, message = "包名称不能超过 {max} 个字符")
     private String packageName;