Mike :nixos: on Nostr: npub1kerdh…2zwvw I saw this. But where do I put this option?! Rebuild always ...

npub1kerdhga6p5hrae8zes7hksaa8a6emwf2337tumc0laln6glf2rvqy2zwvw (npub1ker…zwvw) I saw this. But where do I put this option?! Rebuild always complains it doesn't know what it is.