export interface DevServerConfig {
    command: string;
    args: string[];
    port?: number;
    env?: Record<string, string>;
}
export declare class DevServerManager {
    private processes;
    private workingDirectory;
    constructor(workingDirectory: string);
    detectDevScript(): Promise<DevServerConfig | null>;
    private extractPortFromScript;
    startDevServer(config?: DevServerConfig): Promise<boolean>;
    stopDevServer(): boolean;
    isDevServerRunning(): boolean;
    isPortInUse(port: number): Promise<boolean>;
    cleanup(): void;
}
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