import type { MethodologyPreset } from '../../types/index.js';
import type { ScaffoldError, ScaffoldWarning } from '../../types/index.js';
export { loadOverlay } from './overlay-loader.js';
/**
 * Load a methodology preset YAML file.
 * @param presetPath - Absolute path to preset file
 * @param knownStepNames - Step names from discovered meta-prompts (for validation)
 * @returns { preset, errors, warnings }
 */
export declare function loadPreset(presetPath: string, knownStepNames: string[]): {
    preset: MethodologyPreset | null;
    errors: ScaffoldError[];
    warnings: ScaffoldWarning[];
};
/**
 * Load all three standard presets from the given directory.
 * In production: pass the methodology/ dir from package installation root.
 * In tests: pass the fixture directory.
 */
export declare function loadAllPresets(methodologyDir: string, knownStepNames: string[]): {
    deep: MethodologyPreset | null;
    mvp: MethodologyPreset | null;
    custom: MethodologyPreset | null;
    brownfield: MethodologyPreset | null;
    errors: ScaffoldError[];
    warnings: ScaffoldWarning[];
};
/**
 * Validate that enabled steps in a preset have their dependencies also enabled.
 * The engine treats disabled dependencies as satisfied (soft-dependency behavior),
 * but this validation warns users about potential quality gaps.
 *
 * @param preset - A loaded methodology preset
 * @param stepDependencies - Map of step name to its dependency list (from pipeline frontmatter)
 * @returns Array of warnings for enabled steps with disabled dependencies
 */
export declare function validateDependencyCoherence(preset: MethodologyPreset, stepDependencies: Map<string, string[]>): ScaffoldWarning[];
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