/** Where a skill was discovered from */
export type SkillSource = 'project' | 'global' | 'claude' | 'cursor' | 'github' | 'codex' | 'copilot' | 'custom';
/** Lightweight metadata loaded upfront (no prompt body) */
export interface SkillMeta {
    name: string;
    description: string;
    triggers: string[];
    tools?: string[];
    filePath: string;
    /** Origin of the skill — useful for display and deduplication priority */
    source: SkillSource;
}
/** Full skill with prompt body — loaded on demand */
export interface SkillDefinition extends SkillMeta {
    prompt: string;
}
export interface ISkillLoader {
    /** Load skill metadata from a directory (frontmatter only, no prompt body) */
    loadFromDirectory(dirPath: string, source?: SkillSource): Promise<SkillMeta[]>;
    /** Load a single skill including its full prompt body */
    loadFromFile(filePath: string): Promise<SkillDefinition>;
    /**
     * Auto-discover skills from all known locations in priority order:
     * project (.agent/skills) → global (~/.agent/skills) →
     * project third-party (.claude, .cursor, .github, .codex, .copilot) →
     * global third-party
     * Skills with duplicate names are resolved by the first (highest priority) occurrence.
     */
    loadAll(projectDir: string): Promise<SkillMeta[]>;
    /**
     * Install a skill into a target skills directory by copying its source.
     * sourcePath can be:
     *   - a directory containing SKILL.md
     *   - a path directly to a SKILL.md file
     * The skill is copied to `<targetSkillsDir>/<skillName>/SKILL.md`.
     * Returns the installed skill metadata.
     */
    installSkill(sourcePath: string, targetSkillsDir: string): Promise<SkillMeta>;
}
export interface ISkillRegistry {
    register(skill: SkillMeta): void;
    unregister(name: string): void;
    get(name: string): SkillMeta | undefined;
    getAll(): SkillMeta[];
    /** Find skills triggered by user input */
    findMatching(input: string): SkillMeta[];
    /** Get assembled prompt text for matched skills (lazy-loads prompt bodies).
     *  If enabledSkills is provided, only skills in that list can be activated. */
    getSkillPrompts(input: string, enabledSkills?: string[] | null): Promise<string>;
    /** Inject a model provider to enable LLM-based semantic matching */
    setModelProvider(provider: import('../model/entities.js').IModelProvider | null): void;
}
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