Hey, nostr:npub1tqfjxl4cv9uc3zsrc3wuz65kfasrtlcg9rsyuzxgzn0zqc3w6u7sfee56w nostr:npub1gpuqscf5ds5u9r7q6wv0lxtplcz9zme8pklrkj93vejvv33zlqsqec9yc8 - come over to our onboarding sessions for best support!

https://cal.com/getalby

You should be able to pay either with another lightning wallet (with channels) for the channel opening, or on-chain directly to your node.