If you are on Linux execute the following command
ssh-keygen -t ed25519
During the process, leave all fields empty for each prompt. once completed, enter the following command:
Upon execution, you'll receive two links—one for Google and the other for GitHub. Open either link and click "Authorize" to grant access to Serveo. Finally, press Ctrl+C, then rerun the same command. With luck, you should obtain a subdomain like `
domdocker.serveo.net`.
Take care!