升级：升级后端依赖

1.Spring Boot 2.7.8 => 2.7.10
2.Redisson 3.19.0 => 2.20.0
3.Easy Excel 3.2.0 => 3.2.1
4.Knife4j 4.0.0 => 4.1.0（此版本已内置了 springdoc-openapi-ui 依赖）
5.Hutool 5.8.11 => 5.8.16

continew-admin-common/src/main/java/top/charles7c/cnadmin/common/config/WebMvcConfiguration.java

@@ -25,6 +25,7 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.http.CacheControl;
+import org.springframework.http.converter.ByteArrayHttpMessageConverter;
 import org.springframework.http.converter.HttpMessageConverter;
 import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
 import org.springframework.web.cors.CorsConfiguration;
@@ -108,11 +109,16 @@ public class WebMvcConfiguration implements WebMvcConfigurer {
      */
     @Override
     public void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
+        // 自定义 converters 时，需要手动在最前面添加 ByteArrayHttpMessageConverter
+        // 否则 Spring Doc OpenAPI 的 /*/api-docs/**（例如：/v3/api-docs/default）接口响应内容会变为 Base64 编码后的内容，最终导致接口文档解析失败
+        // 详情请参阅：https://github.com/springdoc/springdoc-openapi/issues/2143
+        converters.add(new ByteArrayHttpMessageConverter());
+
         converters.removeIf(MappingJackson2HttpMessageConverter.class::isInstance);
         if (Objects.isNull(mappingJackson2HttpMessageConverter)) {
-            converters.add(0, new MappingJackson2HttpMessageConverter());
+            converters.add(new MappingJackson2HttpMessageConverter());
         } else {
-            converters.add(0, mappingJackson2HttpMessageConverter);
+            converters.add(mappingJackson2HttpMessageConverter);
         }
     }
 }