import Foundation public struct AmpCLIProbe: Sendable {    private static let commandTimeout: TimeInterval = 15    private let arguments: [String]     public init() {        self.arguments = ["usage"]    }     init(arguments: [String]) {        self.arguments = arguments    }     public func fetch(        environment: [String: String] = ProcessInfo.processInfo.environment,        now: Date = Date()) async throws -> AmpUsageSnapshot    {        let loginPATH = LoginShellPathCache.shared.current        guard let executable = BinaryLocator.resolveAmpBinary(env: environment, loginPATH: loginPATH) else {            throw SubprocessRunnerError.binaryNotFound("amp")        }         var commandEnvironment = environment        commandEnvironment["NO_COLOR"] = "1"        commandEnvironment["PATH"] = PathBuilder.effectivePATH(            purposes: [.tty, .nodeTooling],            env: environment,            loginPATH: loginPATH)         let result = try await SubprocessRunner.run(            binary: executable,            arguments: self.arguments,            environment: commandEnvironment,            timeout: Self.commandTimeout,            standardInput: FileHandle.nullDevice,            label: "amp-usage")        let output = result.stdout.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty            ? result.stderr            : result.stdout        guard !output.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty else {            throw AmpUsageError.parseFailed("The Amp CLI returned no usage data.")        }        return try AmpUsageParser.parse(displayText: output, now: now)    }}