Iris now has keyword search by #[0] ! Thank you so much!
It's implementing this NIP https://github.com/nostr-protocol/nips/pull/175 and currently only searching from @npub1xdtducdnjerex88gkg2qk2atsdlqsyxqaag4h05jmcpyspqt30wscmntxy 's relay which supports it.
