Odudex

This use case / tests made me think we should raise an error for decrypted passphrases in case its data is not within ascii range.

> Is it not possible to add a marker to the encrypted QR code seed so that when the passphrase is read and decoded, it indicates that it should be...

As encrypted mnemonic QR codes store entropy bytes rather than plaintext mnemonic words, we decided it was more prudent to display an error in this case starting from [release 25.10.1](https://github.com/selfcustody/krux/releases/tag/v25.10.1)....

The inclusion of GPG ECC key specifications also interests me. I'm developing tools to derive secp256k1 GPG key material on [Krux](https://github.com/selfcustody/krux) My implementation differs slightly, as it relies on a...