优化爬虫，增加缓存，线程池，保存浏览器用户信息

_php_code/Chatknow.php

@@ -26,6 +26,8 @@ class Chatknow extends AbstractScrmSpider
 
     protected function getSpiderConfig()
     {
+        $host = (string) parse_url($this->pageUrl, PHP_URL_HOST);
+
         return [
             'pageUrl' => $this->pageUrl,
             'apiUrls' => [self::API_LIST],
@@ -43,7 +45,16 @@ class Chatknow extends AbstractScrmSpider
                 // ['type' => 'vue_click', 'selector' => '.layui-btn', 'text' => '搜索'],
                 
                 ['type' => 'wait', 'ms' => 4000]
-            ]
+            ],
+            // ChatKnow 专用：Real Browser + Turnstile + Captcha API 兜底 + 会话复用
+            'antiBot' => [
+                'enabled'            => true,
+                'profile'            => 'real',
+                'turnstile'          => true,
+                'solverFallback'     => true,
+                'sessionKey'         => 'chatknow:' . $host,
+                'challengeTimeoutMs' => 60000,
+            ],
         ];
     }