Where would I start if I want to run a ESPHome voice assistant without a Homeassitant server? I understand I need some kind of server, but I'd prefer if that w

Where would I start if I want to run a ESPHome voice assistant without a Homeassitant server? I understand I need some kind of server, but I'd prefer if that would be something I just run in the terminal or a cloud function or similar. I don't have hardward to run HA on at the moment.