feat: 修改referer和origin为移动端，目前测试是可以减少风控。未经详细测试

DownKyi.Core/BiliApi/VideoStream/VideoStream.cs

@@ -205,7 +205,7 @@ public static class VideoStream
     /// <returns></returns>
     private static PlayUrl GetPlayUrl(string url)
     {
-        string referer = "https://www.bilibili.com";
+        string referer = "https://m.bilibili.com";
         string response = WebClient.RequestWeb(url, referer);
 
         try

DownKyi.Core/BiliApi/WebClient.cs

@@ -66,7 +66,7 @@ internal static class WebClient
             // 构造cookie
             if (!url.Contains("getLogin"))
             {
-                request.Headers["origin"] = "https://www.bilibili.com";
+                request.Headers["origin"] = "https://m.bilibili.com";
 
                 CookieContainer cookies = LoginHelper.GetLoginInfoCookies();
                 if (cookies != null)
@@ -75,6 +75,8 @@ internal static class WebClient
                 }
             }
 
+            request.Proxy = new WebProxy("http://localhost:8080");
+
             string html = string.Empty;
             using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
             {