feat: Base Wallet Details Screen

[owencraston]

Description

This PR implements the basic wallet details screen. This feature is hidden behind a remote feature flag. This screen shows all the accounts that are tied to a wallet along with some other information...

• wallet name
• Total wallet balance (aggregate balances of all accounts in the wallet). This is not the aggregate balance of all your accounts, just the accounts that belong to the wallet
• List of accounts that belong to that wallet with...
  • the account name
  • account icon (Blockies or Jazzicon)
  • individual account balance

Designs:

Out of scope:

• Social recovery
• SRP
• Adding an account These changes will be made in subsequent PRs.

Related issues

Fixes: https://consensyssoftware.atlassian.net/browse/MUL-211

Manual testing steps

1. This feature is hidden behind a remote feature flag so to enable it you will either need to use a proxy (message me for details) or have this function return true as well as this one.
2. Create a wallet
3. Open the account list.
4. Since the multi-chain accounts state 1 feature flag is enabled, you should see your accounts grouped by wallet
5. click on the blue details icon beside the wallet name
6. it should take you to the wallet details screen
7. this screen should contain your wallet name, total wallet balance, and a list of your accounts in that wallet with their individual balances.
8. Click on an account should take you to that accounts details screen
9. clicking back from that screen should take you back to wallet details
10. Clicking back on the wallet details screen should take you back to the accounts list.

Screenshots/Recordings

Before

N/A

After

https://github.com/user-attachments/assets/b7e49e6f-587f-4470-8435-8b0f27ed2114

Pre-merge author checklist

• [ ] I’ve followed MetaMask Contributor Docs and MetaMask Mobile Coding Standards.
• [ ] I've completed the PR template to the best of my ability
• [ ] I’ve included tests if applicable
• [ ] I’ve documented my code using JSDoc format if applicable
• [ ] I’ve applied the right labels on the PR (see labeling guidelines). Not required for external contributors.

Pre-merge reviewer checklist

• [ ] I've manually tested the PR (e.g. pull and build branch, run the app, test code being changed).
• [ ] I confirm that this PR addresses all acceptance criteria described in the ticket it closes and includes the necessary testing evidence such as recordings and or screenshots.