Hey nostr:nprofile1qqs9pk20ctv9srrg9vr354p03v0rrgsqkpggh2u45va77zz4mu5p6ccpz4mhxue69uhhyetvv9ujuerpd46hxtnfduhsz9thwden5te0dehhxarj9ehhsarj9ejx2a30qyg8wumn8ghj7mn0wd68ytnddakj7xph5zr is it considered dangerous to use your own nsec in cashu.me simply because you have to share your nsec with the app, or is it something more complicated? https://i.nostr.build/QFfv5ijNdQQiAewb.jpg