Integrate Keystone

[zhiying-fan]

Description

This PR include two parts of work:

1. Add basic support for connect Keystone Wallet and get extended public key from Keystone Wallet.
2. Sign transaction using Keystone.

Changes

For adding owner key

• Add OwnerInfoKeystoneFragment to start the QR code scanner.
• Add KeystoneOwnerSelectionFragment to show public keys.
• Add PublicAddressDerivator to derive public keys.
• Add one more field on Owner named sourceFingerprint and migrated the database to version 8.

For signing

• Add KeystoneRequestSignatureFragment for the UI of signing, KeystoneSignViewModel to handle the logic.
• Support for signing message for signing modes:
  • CONFIRMATION
  • REJECTION
  • INITIATE_TRANSFER

The logic for signing other signing mode in the future is also implemented, which is included in KeystoneSignViewModel.

Dependencies

• keystone-sdk-android: Our library used to get public key from UR and sign transaction.

TBD

Tracking events name

@gnosis/mobile-devs

[liliya-soroka]

Found issues:

1. The app is crashing when the QR code is scanned during the keystone key connection  #1916. -fixed

[liliya-soroka]

2. [Keystone integration] Can not sign with keystone key already created tx #1922

[TanyaEfremova]

3. Please review this design file for the images on screen screen_owner_keystone_info Open Figma file

[zhiying-fan]

3. Please review this design file for the images on screen screen_owner_keystone_info Open Figma file

Updated to latest, please have a look again.

[liliya-soroka]

@zhiying-fan , any progress for point 2(the issue with the signing QR code) ?

[liliya-soroka]

4. [Keystone integration] The QR code doesn't take the whole square area #1925
5. [Keystone integration] The error should be shown if a user is trying to scan incorrect QR code #1926

[zhiying-fan]

@zhiying-fan , any progress for point 2(the issue with the signing QR code) ?

@liliya-soroka I'm looking at the issue, and the new issues as well.

[elgatovital]

@zhiying-fan could you please sign the CLA by commenting I have read the CLA Document and I hereby sign the CLA ?

[zhiying-fan]

I have read the CLA Document and I hereby sign the CLA