feat: CLI display before signing transactions and messages

[antazoey]

What I did

fixes: #19

How I did it

Copy ape_accounts core plugin

How to verify it

Sign messages and transactions using your ledger account. Ensure you are prompted on the CLI first and that you are shown the message or transaction you are signing.

Checklist

• [ ] Passes all linting checks (pre-commit and CI jobs)
• [ ] New test cases have been added and are passing
• [ ] Documentation has been updated
• [ ] PR title follows Conventional Commit standard (will be automatically included in the changelog)

[antazoey]

As a note, there already is a confirmation prompt on the device, so it seems unnecessary to have it twice. I would suggest simply displaying the message, and then asking the user to confirm on their device

Oh, that works