/**
 * `SkillKit` — browser stub.
 *
 * The Node version walks the filesystem to compute snapshots + hashes,
 * which has no browser equivalent. Type surface preserved so consumers'
 * `import { SkillKit } from '@qodo/sdk/testing'` resolves in both
 * environments; runtime calls reject with a clear message.
 */
import type { SkillSource } from '../types.js';
export interface SkillKitOptions {
    readonly sources?: readonly SkillSource[];
    readonly trustedSources?: readonly string[];
    readonly embedder?: unknown;
    readonly sdkVersion?: string;
}
export interface SkillKitValidationIssue {
    readonly fqn: string | null;
    readonly file: string | null;
    readonly severity: 'error' | 'warning' | 'info';
    readonly message: string;
}
export interface SkillKitSnapshot {
    readonly fqn: string;
    readonly vendor: string;
    readonly name: string;
    readonly version: string;
    readonly description?: string;
    readonly when_to_use?: string;
    readonly trustTier: 'trusted' | 'operator' | 'third-party';
    readonly requires: readonly string[];
    readonly allowedTools: readonly {
        readonly tool: string;
        readonly args?: string;
    }[];
    readonly bodySha256: string;
    readonly files: readonly {
        readonly path: string;
        readonly sha256: string;
    }[];
}
export interface SkillKitActivationCandidate {
    readonly fqn: string;
    readonly score: number;
    readonly source: 'embedding' | 'keyword';
}
export interface SkillKitDiff {
    readonly fqn: string;
    readonly status: 'unchanged' | 'description_changed' | 'body_changed' | 'references_changed' | 'removed' | 'added';
    readonly details?: string;
}
export declare class SkillKit {
    constructor(_options?: SkillKitOptions);
    get internalManager(): unknown;
    list(): Promise<readonly never[]>;
    get(): Promise<null>;
    validate(): Promise<readonly SkillKitValidationIssue[]>;
    snapshot(): Promise<SkillKitSnapshot | null>;
    testActivation(): Promise<readonly SkillKitActivationCandidate[]>;
    diff(): Promise<SkillKitDiff>;
    hash(): Promise<string | null>;
}
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