docs:doc link

@@ -9,6 +9,7 @@ use Lackoxygen\TiktokShop\Passage\Order\OrderInterface;
 use Lackoxygen\TiktokShop\Passage\Product\ProductInterface;
 use Lackoxygen\TiktokShop\Passage\Shop\ShopInterface;
 use Lackoxygen\TiktokShop\Passage\Verify;
+use Lackoxygen\TiktokShop\TiktokShop as TiktokShopKernel;
 
 /**
  * @method static OrderInterface order()
@@ -17,6 +18,7 @@ use Lackoxygen\TiktokShop\Passage\Verify;
  * @method static Authorize authorize()
  * @method static Verify verify()
  * @method static Alliance alliance()
+ * @method static TiktokShopKernel setAccessToken(string $accessToken)
  */
 class TiktokShop extends Facade
 {
@@ -25,6 +27,6 @@ class TiktokShop extends Facade
      */
     protected static function getFacadeAccessor(): string
     {
-        return \Lackoxygen\TiktokShop\TiktokShop::class;
+        return TiktokShopKernel::class;
     }
 }

@@ -31,8 +31,11 @@ class TiktokShop
      * @var array|string[]
      */
     protected static array $passages = [
-        'order' => Passage\Order\Order::class, 'shop' => Passage\Shop\Shop::class,
-        'product' => Passage\Product\Product::class, 'authorize' => Authorize::class, 'verify' => Verify::class,
+        'order'    => Passage\Order\Order::class,
+        'shop' => Passage\Shop\Shop::class,
+        'product'  => Passage\Product\Product::class,
+        'authorize' => Authorize::class,
+        'verify' => Verify::class,
         'alliance' => Alliance::class
     ];
 
@@ -62,7 +65,7 @@ class TiktokShop
             Arr::get($options, 'app_key'),
             Arr::get($options, 'app_secret'),
             Arr::get($options, 'base_uri'),
-            (float)Arr::get($options, 'timeout'),
+            (float) Arr::get($options, 'timeout'),
             Arr::get($options, 'enable_mock')
         );
     }
@@ -80,11 +83,13 @@ class TiktokShop
     /**
      * @param  string  $accessToken
      *
-     * @return void
+     * @return $this
      */
-    public function setAccessToken(string $accessToken): void
+    public function setAccessToken(string $accessToken): TiktokShop
     {
         $this->config->setAccessToken($accessToken);
+
+        return $this;
     }
 
     /**