How long does nostr:npub1gcdm859kvsnrjnwpysxykrs9xtte0j3ctgewh4n3zgkm0jv67yvshl7ffv keep small channels open? Olympus by nostr:npub1xnf02f60r9v0e5kty33a404dm79zr7z2eepyrk5gsq3m7pwvsz2sazlpr5 closes after 3 months, which is too short. I just want a channel for zaps without having to pay too much or go custodial. #bitcoin #lightning #asknostr