fix(CoreMiddleware): 修复分页头部信息设置错误

- 将 'Total-Pages' 头部信息设置为正确的最后一页数
- 添加 Content-Type 头部信息，设置为 application/json

Signed-off-by: 李东云 <dongyu.li@luxcreo.ai>

src/Middleware/CommonCoreMiddleware.php

@@ -77,7 +77,7 @@ class CommonCoreMiddleware extends CoreMiddleware
                 ->withHeader('Per-Page', (string)$response->perPage())
                 ->withHeader('Total', (string)$response->total())
                 ->withHeader('Current-Page', (string)$response->currentPage())
-                ->withHeader('Total-Pages', (string)$response->hasPages());
+                ->withHeader('Total-Pages', (string)$response->lastPage());
             $fact_response = $this->utilsService->extendLinkToHeader($fact_response, $response->nextPageUrl(), 'next');
             $fact_response = $this->utilsService->extendLinkToHeader(
                 $fact_response,
@@ -90,7 +90,10 @@ class CommonCoreMiddleware extends CoreMiddleware
                 $response->previousPageUrl(),
                 'prev'
             );
-            return $fact_response->withBody(new SwooleStream(Json::encode($response->items())));
+            return $fact_response->withBody(new SwooleStream(Json::encode($response->items())))->withHeader(
+                Header::CONTENT_TYPE,
+                'application/json',
+            );
         }
 
         return parent::transferToResponse($response, $request);