export declare const INGEST_SOURCE_SKILL = "ingest-source";
export declare const RETIRE_SOURCE_SKILL = "retire-source";
export declare const INGEST_SOURCE_CONTRACT_VERSION = 1;
export declare const INGEST_SOURCE_ACTIVATION_TTL_MS: number;
export type PipeAgent = 'codex' | 'claude' | 'generic';
export type PipeSkill = typeof INGEST_SOURCE_SKILL | typeof RETIRE_SOURCE_SKILL;
export interface SkillReceipt {
    schema_version: 1;
    skill: PipeSkill;
    contract_version: number;
    digest: string;
    repo: string;
    agent: PipeAgent;
    activated_at: string;
}
export interface SkillEnvironment {
    env?: NodeJS.ProcessEnv;
    homeDir?: string;
    configDir?: string;
    now?: Date;
}
export declare function canonicalIngestSkillPath(repo: string): string;
export declare function canonicalSkillPath(repo: string, skill: PipeSkill): string;
export declare function pipeSkillDigest(repo: string, skill: PipeSkill): string;
export declare function ingestSkillDigest(repo: string): string;
export declare function detectPipeAgent(env?: NodeJS.ProcessEnv): PipeAgent | null;
export declare function projectSkillPath(repo: string, agent: PipeAgent, skill?: PipeSkill): string;
export declare function userSkillPath(agent: PipeAgent, env?: NodeJS.ProcessEnv, homeDir?: string, skill?: PipeSkill): string;
export declare function skillReceiptPath(repo: string, environment?: SkillEnvironment, skill?: PipeSkill): string;
export declare function installPipeSkills(repo: string, agents: PipeAgent[], skills: PipeSkill[], environment?: SkillEnvironment): Array<{
    skill: PipeSkill;
    path: string;
}>;
export declare function installIngestSourceSkill(repo: string, agents: PipeAgent[], environment?: SkillEnvironment): string[];
export declare function activatePipeSkill(repo: string, agent: PipeAgent, skill: PipeSkill, environment?: SkillEnvironment): SkillReceipt;
export declare function activateIngestSourceSkill(repo: string, agent: PipeAgent, environment?: SkillEnvironment): SkillReceipt;
export declare function readPipeSkillReceipt(repo: string, skill: PipeSkill, environment?: SkillEnvironment): SkillReceipt | null;
export declare function readIngestSourceSkillReceipt(repo: string, environment?: SkillEnvironment): SkillReceipt | null;
export declare function pipeSkillStatus(repo: string, skill: PipeSkill, environment?: SkillEnvironment): {
    ok: boolean;
    reason: string;
    receipt: SkillReceipt | null;
};
export declare function ingestSourceSkillStatus(repo: string, environment?: SkillEnvironment): {
    ok: boolean;
    reason: string;
    receipt: SkillReceipt | null;
};
export declare function requirePipeSkill(repo: string, skill: PipeSkill): SkillReceipt;
export declare function requireIngestSourceSkill(repo: string): SkillReceipt;