feat: Singbox、clash订阅增加绕过服务器地址规则

1、优化订阅下发代码
2、singbox、clash、meta订阅下发增加绕过服务器地址规则，防止重复代理

app/Protocols/SingBox.php

@@ -21,12 +21,13 @@ class SingBox
         $appName = admin_setting('app_name', 'XBoard');
         $this->config = $this->loadConfig();
         $this->buildOutbounds();
+        $this->buildRule();
         $user = $this->user;
 
-        return response($this->config, 200)
+        return response()
+            ->json($this->config)
             ->header('subscription-userinfo', "upload={$user['u']}; download={$user['d']}; total={$user['transfer_enable']}; expire={$user['expired_at']}")
-            ->header('profile-update-interval', '24')
-            ->header('content-disposition', 'attachment;filename*=UTF-8\'\'' . rawurlencode($appName));
+            ->header('profile-update-interval', '24');
     }
 
     protected function loadConfig()
@@ -75,6 +76,21 @@ class SingBox
         return $outbounds;
     }
 
+    /**
+     * Build rule
+     */
+    protected function buildRule(){
+        $rules = $this->config['route']['rules'];
+        // Force the nodes ip to be a direct rule
+        array_unshift($rules, [
+            'ip_cidr' => collect($this->servers)->pluck('host')->map(function($host){
+                return filter_var($host, FILTER_VALIDATE_IP) ? [$host] : Helper::getIpByDomainName($host);
+            })->flatten()->unique()->values(),
+            'outbound' => 'direct',
+        ]);
+        $this->config['route']['rules'] = $rules;
+    }
+
     protected function buildShadowsocks($password, $server)
     {
         $array = [];