Check out this guide, it's incredibly helpful. relay.tools makes it easy to spin up and customize a relay. You have to install the Kiwi browser and then add the Nosx2 extension to it to sign into relay.tools with your Nostr profile. But once you do that, it's a12k sats/mo invoice and you're on the downhill run. https://highlighter.com/a/naddr1qq9hyetvv9uj6um9w36hqq3qgcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqxpqqqp65wjvcq4q