import CodexBarCoreimport Commanderimport Foundation extension CodexBarCLI {    static func runConfigValidate(_ values: ParsedValues) {        let output = CLIOutputPreferences.from(values: values)        let config = Self.loadConfig(output: output)        let issues = CodexBarConfigValidator.validate(config)        let hasErrors = issues.contains(where: { $0.severity == .error })         switch output.format {        case .text:            if issues.isEmpty {                print("Config: OK")            } else {                for issue in issues {                    let provider = issue.provider?.rawValue ?? "config"                    let field = issue.field ?? ""                    let prefix = "[\(issue.severity.rawValue.uppercased())]"                    let suffix = field.isEmpty ? "" : " (\(field))"                    print("\(prefix) \(provider)\(suffix): \(issue.message)")                }            }        case .json:            Self.printJSON(issues, pretty: output.pretty)        }         Self.exit(code: hasErrors ? .failure : .success, output: output, kind: .config)    }     static func runConfigDump(_ values: ParsedValues) {        let output = CLIOutputPreferences.from(values: values)        let config = Self.loadConfig(output: output)        Self.printJSON(config, pretty: output.pretty)        Self.exit(code: .success, output: output, kind: .config)    }} struct ConfigOptions: CommanderParsable {    @Flag(names: [.short("v"), .long("verbose")], help: "Enable verbose logging")    var verbose: Bool = false     @Flag(name: .long("json-output"), help: "Emit machine-readable logs")    var jsonOutput: Bool = false     @Option(name: .long("log-level"), help: "Set log level (trace|verbose|debug|info|warning|error|critical)")    var logLevel: String?     @Option(name: .long("format"), help: "Output format: text | json")    var format: OutputFormat?     @Flag(name: .long("json"), help: "")    var jsonShortcut: Bool = false     @Flag(name: .long("json-only"), help: "Emit JSON only (suppress non-JSON output)")    var jsonOnly: Bool = false     @Flag(name: .long("pretty"), help: "Pretty-print JSON output")    var pretty: Bool = false}