fix(playwright): 确保浏览器 headless 模式参数为布尔类型

- 在启动浏览器时，检查 headless 参数的类型
- 如果 headless 参数为字符串类型，将其转换为布尔类型
- 支持 "true", "1", "yes", "on" 等字符串作为 True 值
- 其他非布尔类型的 headless 参数将被转换为 True

backend/app/core/playwright_manager.py

@@ -280,36 +280,21 @@ class DistributedPlaywrightManager:
 
         # 如果上下文已存在，先关闭
         if context_id in cls._contexts:
+            logger.info("上下文已存在，先关闭")
             await cls.close_context(context_id)
 
         try:
-            # Apple网站优化的上下文配置
-            default_context_options: dict[str, Any] = {
-                "viewport": {"width": 1366, "height": 768},
-                "user_agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
-                "locale": "en-US",
-                "timezone_id": "America/New_York",
-                "geolocation": {"longitude": -74.006, "latitude": 40.7128},
-                "permissions": ["geolocation"],
-                "extra_http_headers": {
-                    "Accept-Language": "en-US,en;q=0.9",
-                    "Accept-Encoding": "gzip, deflate, br",
-                    "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8",
-                    "Cache-Control": "no-cache",
-                    "Pragma": "no-cache",
-                },
-            }
-
-            # 合并自定义选项
-            default_context_options.update(context_options)
-
             if not cls._browser:
                 raise RuntimeError("Browser实例不可用")
-            context = await cls._browser.new_context(**default_context_options)
+            logger.info("创建新上下文")
+            context = await cls._browser.new_context()
+            logger.info("设置默认超时")
 
             # 设置默认超时
             context.set_default_timeout(60000)
             context.set_default_navigation_timeout(30000)
+            
+            logger.info("应用上下文选项")
 
             cls._contexts[context_id] = context