fix(kb-bilibili-content): Improve browser headers and cookie support

- Add complete browser headers for better API compatibility
- Read BILIBILI_COOKIE from environment variable
- Add debug print statements for troubleshooting

skills/kb-bilibili-content/bilibili_content.py

@@ -26,18 +26,29 @@ from typing import Optional, Dict, Any, List
 class BilibiliContent:
     """B站内容获取器"""
     
+    # 完整的浏览器请求头
+    BROWSER_HEADERS = {
+        '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',
+        'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8',
+        'Accept-Language': 'zh-CN,zh;q=0.9,en;q=0.8',
+        'Accept-Encoding': 'gzip, deflate, br',
+        'Connection': 'keep-alive',
+        'Upgrade-Insecure-Requests': '1',
+        'Sec-Fetch-Dest': 'document',
+        'Sec-Fetch-Mode': 'navigate',
+        'Sec-Fetch-Site': 'none',
+        'Sec-Fetch-User': '?1',
+        'Cache-Control': 'max-age=0',
+    }
+    
     def __init__(self, output_dir: str = "./output", cookie: str = None):
         self.output_dir = Path(output_dir)
         self.output_dir.mkdir(parents=True, exist_ok=True)
         self.cookie = cookie
     
     def _get_headers(self) -> Dict[str, str]:
-        headers = {
-            'Referer': 'https://www.bilibili.com/',
-            'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36',
-            'Accept': 'application/json',
-            'Accept-Language': 'zh-CN,zh;q=0.9',
-        }
+        """获取请求头（包含Cookie）"""
+        headers = self.BROWSER_HEADERS.copy()
         if self.cookie:
             headers['Cookie'] = self.cookie
         return headers
@@ -143,9 +154,12 @@ class BilibiliContent:
         
         try:
             async with aiohttp.ClientSession(headers=self._get_headers()) as session:
+                print(f"获取专栏: {cvid}")
                 async with session.get("https://api.bilibili.com/x/article/viewinfo", params={'id': cvid}) as resp:
                     data = await resp.json()
                 
+                print(f"状态: {data.get('code')} - {data.get('message')}")
+                
                 if data.get('code') != 0:
                     result["message"] = f"获取失败: {data.get('message')}"
                     return result
@@ -174,7 +188,9 @@ async def main():
     parser.add_argument('--json', action='store_true', help='JSON输出')
     
     args = parser.parse_args()
-    downloader = BilibiliContent(output_dir=args.output)
+    
+    cookie = os.environ.get('BILIBILI_COOKIE')
+    downloader = BilibiliContent(output_dir=args.output, cookie=cookie)
     
     if args.type == 'video':
         result = await downloader.download_video(args.id, quality=args.quality)