feat:Multi-application

 <?php
 
 return [
-    'app_key' => env('TIKTOK_APP_KEY', ''),
-    'app_secret' => env('TIKTOK_APP_SECRET', ''),
-    'enable_mock' => env('TIKTOK_ENABLE_MOCK', false),
-    'base_uri' => env('TIKTOK_BASE_URI', 'https://openapi-sandbox.jinritemai.com'),
-    'timeout' => env('TIKTOK_TIMEOUT', 30),
+    'default' => [
+        'app_key'     => env('TIKTOK_APP_KEY', ''), 'app_secret' => env('TIKTOK_APP_SECRET', ''),
+        'enable_mock' => env('TIKTOK_ENABLE_MOCK', false),
+        'base_uri'    => env('TIKTOK_BASE_URI', 'https://openapi-sandbox.jinritemai.com'),
+        'timeout'     => env('TIKTOK_TIMEOUT', 30),
+    ]
 ];

@@ -31,26 +31,34 @@ 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
     ];
 
     /**
-     * @param $config
+     * @param $options
      */
-    public function __construct($config = null)
+    public function __construct($options = null)
     {
-        if (!$config instanceof Config) {
-            $default = \config(TiktokShopProvider::$name);
-            if (!is_array($default)) {
-                return;
+        if (!$options instanceof Config) {
+            if (is_array($options)) {
+                $config = static::newConfig($options);
+                goto next;
             }
-            $config = static::newConfig($default);
+
+            $app = $options ?: 'default';
+
+            $config = \config(TiktokShopProvider::$name.'.'.$app);
+
+            if (!is_array($config)) {
+                throw new \InvalidArgumentException('config file not found');
+            }
+            $config = static::newConfig($config);
+        } else {
+            $config = $options;
         }
+        next:
         $this->config = $config;
     }