import Foundation public enum KimiSettingsReader {    public static let apiKeyEnvironmentKeys = ["KIMI_CODE_API_KEY"]    public static let codeAPIBaseURLEnvironmentKey = "KIMI_CODE_BASE_URL"    public static let defaultCodeAPIBaseURL = URL(string: "https://api.kimi.com")!     public static func authToken(environment: [String: String] = ProcessInfo.processInfo.environment) -> String? {        let raw = environment["KIMI_AUTH_TOKEN"] ?? environment["kimi_auth_token"]        return self.cleaned(raw)    }     public static func apiKey(environment: [String: String] = ProcessInfo.processInfo.environment) -> String? {        for key in self.apiKeyEnvironmentKeys {            if let value = self.cleaned(environment[key]) {                return value            }        }        return nil    }     public static func codeAPIBaseURL(        environment: [String: String] = ProcessInfo.processInfo.environment) throws -> URL    {        guard let raw = self.cleaned(environment[self.codeAPIBaseURLEnvironmentKey]) else {            return self.defaultCodeAPIBaseURL        }         guard URL(string: raw)?.scheme != nil,              let url = ProviderEndpointOverrideValidator().validatedURL(raw)        else {            throw KimiAPIError.invalidRequest("Kimi Code API base URL must use HTTPS without user info")        }        return url    }     private static func cleaned(_ raw: String?) -> String? {        guard var value = raw?.trimmingCharacters(in: .whitespacesAndNewlines), !value.isEmpty else {            return nil        }         if (value.hasPrefix("\"") && value.hasSuffix("\"")) ||            (value.hasPrefix("'") && value.hasSuffix("'"))        {            value = String(value.dropFirst().dropLast())        }         value = value.trimmingCharacters(in: .whitespacesAndNewlines)        return value.isEmpty ? nil : value    }}