Make sure cache is added after pathprepend and addHost plugins

Author: Nyholm

lib/Github/Client.php

@@ -18,7 +18,7 @@
 use Http\Discovery\StreamFactoryDiscovery;
 use Http\Discovery\UriFactoryDiscovery;
 use Http\Message\MessageFactory;
-use Http\Message\SteamFactory;
+use Nyholm\Psr7\Factory\StreamFactory;
 use Psr\Cache\CacheItemPoolInterface;
 
 /**
@@ -304,12 +304,12 @@ public function setEnterpriseUrl($enterpriseUrl)
         $this->removePlugin(Plugin\AddHostPlugin::class);
         $this->removePlugin(PathPrepend::class);
 
-        $this->addPlugin(new Plugin\AddHostPlugin(UriFactoryDiscovery::find()->createUri($enterpriseUrl)));
-        $this->addPlugin(new PathPrepend(sprintf('/api/%s/', $this->getOption('api_version'))));
+        $this->prependPluging(new Plugin\AddHostPlugin(UriFactoryDiscovery::find()->createUri($enterpriseUrl)));
+        $this->prependPluging(new PathPrepend(sprintf('/api/%s/', $this->getOption('api_version'))));
     }
 
     /**
-     * Add a new plugin to the chain
+     * Add a new plugin to the end of the plugin chain.
      *
      * @param Plugin $plugin
      */
@@ -319,6 +319,17 @@ public function addPlugin(Plugin $plugin)
         $this->httpClientModified = true;
     }
 
+    /**
+     * Prepend plugin chain with a plugin.
+     *
+     * @param Plugin $plugin
+     */
+    public function prependPluging(Plugin $plugin)
+    {
+        array_unshift($this->plugins, $plugin);
+        $this->httpClientModified = true;
+    }
+
     /**
      * Remove a plugin by its fully qualified class name (FQCN).
      *