fc websocket的例子，试了好几次都不行，测试连接不上。【提问11】在线编辑的示范代码。

fc websocket的例子，试了好几次都不行，测试连接不上。【提问11】在线编辑的示范代码。

Error: Unexpected server response: 400 Handshake Details Request URL: http://wsdo-wserv-bdbuzvetem.cn-hangzhou.fcapp.run/ Request Method: GET Status Code: 400 Bad Request Request Headers Sec-WebSocket-Version: 13 Sec-WebSocket-Key: NRoIDYBBiUljSefROabmkQ== Connection: Upgrade Upgrade: websocket Sec-WebSocket-Extensions: permessage-deflate; client_max_window_bits Host: wsdo-wserv-bdbuzvetem.cn-hangzhou.fcapp.run Response Headers Access-Control-Expose-Headers: Date,x-fc-request-id,x-fc-error-type,x-fc-code-checksum,x-fc-invocation-duration,x-fc-max-memory-usage,x-fc-log-result,x-fc-invocation-code-version Content-Type: application/json; charset=utf-8 X-Fc-Code-Checksum: 14489168969317334862 X-Fc-Error-Type: FCCommonError X-Fc-Instance-Id: c-63e252f4-210cc1e3701d4f179d58 X-Fc-Invocation-Service-Version: LATEST X-Fc-Request-Id: 1e9871e1-2301-4376-926e-aa68e1237dd0 Date: Tue, 07 Feb 2023 13:35:27 GMT Content-Length: 118

用postmain访问时得到的信息

{"errorMessage":"Handler 'handler' is missing on module 'index'","errorType":"FunctionUnhandledError: HandlerNotFound","stackTrace":["HandlerNotFound: Handler 'handler' is missing on module 'index'"]}

我记得ws是先要走http请求来握个手对吧。 现在好像就那个环节出错了。但现在是否代码就只响应ws，并没有http的handler，我跟这下面链接的步骤做的 https://help.aliyun.com/document_detail/424823.html