Authenticate the Figranium Swift SDK

import Figranium

let client = Figranium(
    baseURL: "http://localhost:11345",
    apiKey: ProcessInfo.processInfo.environment["FIGRANIUM_API_KEY"]!
)

let client = Figranium(
    baseURL: URL(string: "http://localhost:11345")!,
    authentication: .apiKey("YOUR_API_KEY")
)

let client = Figranium(
    baseURL: "http://localhost:11345",
    apiKey: "YOUR_API_KEY",
    apiKeyHeader: "x-api-key"
)

let client = Figranium(
    baseURL: "http://localhost:11345",
    authentication: .session
)

let result = try await client.auth.login(
    email: "user@example.com",
    password: "secret"
)

import Security

func saveKey(_ key: String, service: String, account: String) -> OSStatus {
    let data = Data(key.utf8)
    let query: [String: Any] = [
        kSecClass as String: kSecClassGenericPassword,
        kSecAttrService as String: service,
        kSecAttrAccount as String: account,
        kSecValueData as String: data
    ]
    SecItemDelete(query as CFDictionary)
    return SecItemAdd(query as CFDictionary, nil)
}

func loadKey(service: String, account: String) -> String? {
    let query: [String: Any] = [
        kSecClass as String: kSecClassGenericPassword,
        kSecAttrService as String: service,
        kSecAttrAccount as String: account,
        kSecReturnData as String: true,
        kSecMatchLimit as String: kSecMatchLimitOne
    ]
    var result: AnyObject?
    SecItemCopyMatching(query as CFDictionary, &result)
    return (result as? Data).flatMap { String(data: $0, encoding: .utf8) }
}