chore: improve example 21-websockets-client [skip ci]
chore: improve example 21-websockets-client [skip ci]
JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl,JCMais/node-libcurl