/**
 * Skill Lock File Module
 * Tracks installed skills for check/update/remove operations
 */
/**
 * Source type for installed skills
 */
export type SourceType = 'database' | 'github' | 'gitlab' | 'bitbucket' | 'npm' | 'private-git' | 'local';
/**
 * Lock entry for a single installed skill
 */
export interface LockEntry {
    /** Skill name */
    name: string;
    /** Scoped name like @author/skillname */
    scopedName: string;
    /** Source URL or path */
    source: string;
    /** Type of source */
    sourceType: SourceType;
    /** Version (commit SHA for git sources) */
    version?: string;
    /** Installation timestamp (ISO 8601) */
    installedAt: string;
    /** Last update timestamp (ISO 8601) */
    updatedAt?: string;
    /** List of agents this skill is installed to */
    agents: string[];
    /** Path to the canonical copy */
    canonicalPath: string;
    /** Whether this is a global or project installation */
    isGlobal: boolean;
    /** Project directory (for project installations) */
    projectDir?: string;
}
/**
 * Full lock file structure
 */
export interface SkillsLock {
    /** Lock file format version */
    version: '1';
    /** Map of skill name to lock entry */
    skills: Record<string, LockEntry>;
}
/**
 * Get the lock file path
 */
export declare function getLockFilePath(): string;
/**
 * Read the lock file (returns empty lock if doesn't exist)
 */
export declare function readLock(): Promise<SkillsLock>;
/**
 * Write the lock file
 */
export declare function writeLock(lock: SkillsLock): Promise<void>;
/**
 * Add or update a skill in the lock file
 */
export declare function addSkillToLock(entry: LockEntry): Promise<void>;
/**
 * Remove a skill from the lock file
 */
export declare function removeSkillFromLock(skillName: string): Promise<void>;
/**
 * Get a skill entry from the lock file
 */
export declare function getSkillFromLock(skillName: string): Promise<LockEntry | null>;
/**
 * Options for listing installed skills
 */
export interface ListOptions {
    /** Filter to global installations only */
    global?: boolean;
    /** Filter to specific agent */
    agent?: string;
    /** Filter to specific project directory */
    projectDir?: string;
}
/**
 * List all installed skills, optionally filtered
 */
export declare function listInstalledSkills(options?: ListOptions): Promise<LockEntry[]>;
/**
 * Check if a skill is installed
 */
export declare function isSkillInstalled(skillName: string): Promise<boolean>;
/**
 * Get installed skill count
 */
export declare function getInstalledSkillCount(): Promise<number>;
/**
 * Update a skill's version in the lock file
 */
export declare function updateSkillVersion(skillName: string, version: string): Promise<void>;
/**
 * Update agents for an installed skill
 */
export declare function updateSkillAgents(skillName: string, agents: string[]): Promise<void>;
/**
 * Create a lock entry for a newly installed skill
 */
export declare function createLockEntry(options: {
    name: string;
    scopedName: string;
    source: string;
    sourceType: SourceType;
    version?: string;
    agents: string[];
    canonicalPath: string;
    isGlobal: boolean;
    projectDir?: string;
}): LockEntry;
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