Probing WebSocket endpoints on play.chdb.cc ...

=== ws://play.chdb.cc:80 ===
/                                        => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/
/ws                                      => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/ws
/websocket                               => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/websocket
/socket                                  => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/socket
/sockets                                 => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/sockets
/wss                                     => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/wss
/chat                                    => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/chat
/stream                                  => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/stream
/live                                    => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/live
/realtime                                => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/realtime
/socket.io/?EIO=4&transport=websocket    => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/socket.io/?EIO=4&transport=websocket
/socket.io/?EIO=3&transport=websocket    => ❌ HTTP/1.1 301 Moved Permanently | Location: https://play.chdb.cc/socket.io/?EIO=3&transport=websocket

=== wss://play.chdb.cc:443 ===
/                                        => ❌ no status
/ws                                      => ❌ HTTP/1.1 404 Not Found
/websocket                               => ❌ HTTP/1.1 404 Not Found
/socket                                  => ❌ HTTP/1.1 404 Not Found
/sockets                                 => ❌ HTTP/1.1 404 Not Found
/wss                                     => ❌ HTTP/1.1 404 Not Found
/chat                                    => ❌ HTTP/1.1 404 Not Found
/stream                                  => ❌ HTTP/1.1 404 Not Found
/live                                    => ❌ HTTP/1.1 404 Not Found
/realtime                                => ❌ HTTP/1.1 404 Not Found
/socket.io/?EIO=4&transport=websocket    => ❌ HTTP/1.1 404 Not Found
/socket.io/?EIO=3&transport=websocket    => ❌ HTTP/1.1 404 Not Found

Готово. Если где-то есть ✅ 101 — это и есть рабочий WS-эндпоинт.