import AppKitimport CodexBarCoreimport CodexBarMacroSupportimport SwiftUI @ProviderImplementationRegistrationstruct CopilotProviderImplementation: ProviderImplementation {    let id: UsageProvider = .copilot    let supportsLoginFlow: Bool = true     @MainActor    func settingsFields(context: ProviderSettingsContext) -> [ProviderSettingsFieldDescriptor] {        [            ProviderSettingsFieldDescriptor(                id: "copilot-api-token",                title: "GitHub Login",                subtitle: "Requires authentication via GitHub Device Flow.",                kind: .secure,                placeholder: "Sign in via button below",                binding: context.stringBinding(\.copilotAPIToken),                actions: [                    ProviderSettingsActionDescriptor(                        id: "copilot-login",                        title: "Sign in with GitHub",                        style: .bordered,                        isVisible: { context.settings.copilotAPIToken.isEmpty },                        perform: {                            await CopilotLoginFlow.run(settings: context.settings)                        }),                    ProviderSettingsActionDescriptor(                        id: "copilot-relogin",                        title: "Sign in again",                        style: .link,                        isVisible: { !context.settings.copilotAPIToken.isEmpty },                        perform: {                            await CopilotLoginFlow.run(settings: context.settings)                        }),                ],                isVisible: { !context.settings.debugDisableKeychainAccess },                onActivate: { context.settings.ensureCopilotAPITokenLoaded() }),        ]    }     @MainActor    func runLoginFlow(context: ProviderLoginContext) async -> Bool {        await CopilotLoginFlow.run(settings: context.controller.settings)        return true    }}