KeychainHelper

import KeychainAccess

class KeychainHelper {
    let service = "QKLSKFNAE1.com.example.yungkien.com.shared"
    let accessGroup = "group.com.example.yungkien.com.shared"
    
    func save(_ key: String, _ value: String) throws {
        let keychain = Keychain(service: service, accessGroup: accessGroup)
        try keychain.set(value, key: key.rawValue)
    }
    
    func load(key: String) throws -> String? {
        let keychain = Keychain(service: service, accessGroup: accessGroup)
        return try keychain.getString(key.rawValue)
    }
}