export interface DepCheckResult {
    /** Dependencies that are missing */
    missing: string[];
    /** Whether package.json exists */
    hasPackageJson: boolean;
    /** Whether node_modules exists */
    hasNodeModules: boolean;
    /** Detected package manager */
    packageManager: "npm" | "yarn" | "pnpm" | "unknown";
    /** Suggested install command */
    installCommand: string;
    /** Detected outdated packages (empty if check not run) */
    outdated: Array<{
        name: string;
        current: string;
        wanted: string;
    }>;
}
/**
 * Check the dependency health of a project.
 */
export declare function checkDependencies(projectDir: string): DepCheckResult;
/**
 * Suggest install commands for missing harness-related dependencies.
 */
export declare function suggestInstall(depName: string, packageManager: string): string;
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