it was indeed a proxy config problem in visual code.
这确实是可视代码中的代理配置问题。
It now works with the following settings.
它现在适用于以下设置。
I deselected "Proxy Strict SSL" and chose "on" instead of "override" for "Use the proxy support for extensions"
我取消选择“Proxy Strict SSL”并为“使用代理支持扩展”选择“on”而不是“override”