isWalletBackedUp

public func isWalletBackedUp(
    _ forChainId: String? = nil
) async throws -> Bool

// Check backup status for all wallets
do {
    let isBackedUp = try await portal.isWalletBackedUp()
    if isBackedUp {
        print("At least one wallet is backed up")
    } else {
        print("No wallets are backed up")
    }
} catch {
    print("Error checking backup status: \(error)")
}

// Check backup status for specific chains
do {
    // Check Ethereum wallet backup
    let ethBackedUp = try await portal.isWalletBackedUp("eip155:1")
    if ethBackedUp {
        print("Ethereum wallet is backed up")
    }

    // Check Solana wallet backup
    let solBackedUp = try await portal.isWalletBackedUp("solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp")
    if solBackedUp {
        print("Solana wallet is backed up")
    }
} catch {
    print("Error checking chain-specific backups: \(error)")
}

// Complete example with backup flow
do {
    let isBackedUp = try await portal.isWalletBackedUp()
    if !isBackedUp {
        // Perform backup if not already done
        let backup = try await portal.backupWallet(.iCloud) { status in
            switch status.status {
            case .readingShare:
                print("Reading share...")
            case .encryptingShare:
                print("Encrypting share...")
            case .storingShare:
                print("Storing backup...")
            case .done:
                print("Backup completed!")
            default:
                break
            }
        }

        // Complete the backup process
        try await backup.storageCallback()

        // Verify backup was successful
        let verifyBackup = try await portal.isWalletBackedUp()
        print("Backup verification: \(verifyBackup ? "Success" : "Failed")")
    } else {
        print("Wallet is already backed up")
    }
} catch {
    print("Error in backup process: \(error)")
}