Web apps just need to support bunker connection strings, which many do, but I'm sure we could make this better like nostr:nprofile1qqswacu3amp428kj8wtpqf77yd2upukcn2ft4aycmxm5scmh359e0ssppemhxue69uhkummn9ekx7mp0qyg8wumn8ghj7mn0wd68ytnddakj7qg4waehxw309aex2mrp0yhxgctdw4eju6t09uvt9vcv does where it's just one tap or scanning a QR code.