Support Readonly Account

[saltict]

Readonly account to checking account balance, NFT...

Basic Implementation

• Add an external account
  • Readonly account address
  • Support input address with QR
  • Support both substrate and EVM account
• Add metadata to read-only account `{isReadOnly: false}
• Add read-only account

Update for Transaction

• Prevent with actions that required signature like transfer, sign... to this type of account
• Warning that this read-only is not ready to create signature

[sokol142]

version test: v0.2.1 (94)

Please check issue:

• Can't use app after sign with Readonly account
  

Expected: Do not show the read-only account on the pop-up connect confirmation

• Update account type on the Network Selection screen:

  • Get wallet address: Stand on "All Accounts" mode then click on Receive button)
  • Select "From Account" to send assets: Stand on "All Accounts" mode then go to Send asset screen
  • Current Account
  • List account connect to dApp: Setting > Security > Manage Dapp Access screen

• Update message when send asset with Read-only account

• Expected: Change to message: "The account you are using is read-only, you cannot send assets with it"

[saltict]

• Display coming soon title when click to attach QR signer

[sokol142]

Version test: v0.2.1 (97)

Validation passed in cases:

• Attach account/ Edit account/ Remove account
• Send assets: show warning when send asset
• View NFT: do not show Send NFT button
• View staking: do not show buttons
• Connect to dApp: Do not show Readonly on the account list to connect to dApp