/**
 * config.ts
 *
 * Shared config loading for Pi extensions.
 *
 * Lives here (not in src/index.ts) so extensions can import it without
 * creating a circular dependency — src/index.ts imports from extensions,
 * so extensions must not import back from src/index.ts.
 */
export interface PiscesConfig {
    student?: {
        name?: string;
        year_of_study?: number;
        timezone?: string;
    };
    explanations?: {
        default_depth?: "beginner" | "intermediate" | "advanced";
        prefer_visuals?: boolean;
        use_analogies?: boolean;
    };
    integrity?: {
        enabled?: boolean;
        strictness?: "strict" | "balanced" | "relaxed";
    };
    productivity?: {
        burnout_nudges?: boolean;
        session_warning_minutes?: number;
        weekly_summary?: boolean;
    };
    model?: {
        default?: string;
        quick?: string;
    };
    workspace?: {
        customPaths?: string[];
    };
}
export declare function getConfigSearchPaths(): string[];
export declare function deepMerge<T extends object>(base: T, override: Partial<T>): T;
/**
 * Validates a merged PiscesConfig against the schema constraints.
 * Invalid fields are replaced by their default values.
 * All violations are reported together via console.warn — never throws.
 */
export declare function validateConfig(config: PiscesConfig, defaults: PiscesConfig): PiscesConfig;
/**
 * Loads and merges user config over package defaults.
 * Never throws — falls back to defaults on any read/parse error.
 */
export declare function loadConfig(): PiscesConfig;
//# sourceMappingURL=config.d.ts.map