修改文件最大上传size

app/Services/DemandService.php

@@ -29,7 +29,7 @@ class DemandService
         if (!$file) return ['success' => false, 'message' => '上传图片不得为空'];
         if (!$file->isValid()) return ['success' => false, 'message' => '找不到上传图片'];
         if (!is_uploaded_file($tmpFile)) return ['success' => false, 'message' => '文件错误'];
-        if ($file->getSize() > 5 * 1024 * 1024) return ['success' => false, 'message' => '文件不能大于10MB'];
+        if ($file->getSize() > 5 * 1024 * 1024) return ['success' => false, 'message' => '文件不能大于5MB'];
         $fileSuffix = $file->getClientOriginalExtension();
 
         $dirPath = storage_path('app\public\files\issue');