Create a new user account on the Mutiro platform using passwordless registration.

This command performs the complete registration flow:

1. Validates the provided email, username, and display name
2. Requests a verification code sent to your email
3. Prompts you to enter the verification code
4. Creates your account and obtains a JWT token
5. Validates the token and displays your new member information

Requirements:

• Email: Must be a valid email address
• Username: 3-20 characters, alphanumeric and underscores only
• Display Name: 1-50 characters, your public display name

Examples:

Create a new account

mutiro auth signup user@example.com myusername "My Display Name"

Create account with verbose output

mutiro auth signup --verbose user@example.com johndoe "John Doe"

mutiro auth signup <email> <username> <display_name> [flags]