import type { NPMTarget } from '../types.js';
import { BaseBuilder } from './base-builder.js';
export declare class NPMBuilder extends BaseBuilder<NPMTarget> {
    protected packageManager: 'npm' | 'yarn' | 'pnpm' | 'bun';
    protected buildScript: string;
    constructor(target: NPMTarget, projectRoot: string, logger: any, stateManager: any);
    protected detectPackageManager(): 'npm' | 'yarn' | 'pnpm' | 'bun';
    validate(): Promise<void>;
    private getInstallInstructions;
    protected preBuild(changedFiles: string[]): Promise<void>;
    private runInstall;
    protected postBuild(): Promise<void>;
    protected getBuilderName(): string;
    getOutputInfo(): string;
}
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