import { type InstallEnv, type SignedProvenConfig } from './proven-config.js';
export declare const PROVEN_CONFIG_STAMP = ".proven-config-version";
/** The signed champion manifest shipped in the package (metadata; the RVFA payload rides alongside). */
export declare const PROVEN_CONFIG_FILE = "proven-config.signed.json";
/** The RVFA-packaged champion (ADR-177 final phase). Preferred when present. */
export declare const PROVEN_CONFIG_RVFA_FILE = "proven-config.signed.rvf";
/** Where an adopted champion is recorded in the project (consumed by the feedback applier, ADR-176 phase 9). */
export declare const ADOPTED_CONFIG_FILE = "proven-config.json";
/**
 * Read a shipped champion from either packaging. `.rvf` → unpack the RVFA
 * envelope (integrity-checked); anything else → parse as signed JSON. Returns
 * null (never throws) on any failure. The Ed25519 signature is still verified
 * downstream by adoptSignedConfig — this only decodes the transport.
 */
export declare function loadShippedChampion(srcPath: string): SignedProvenConfig | null;
/** Build the local environment the champion's constraints are checked against. */
export declare function currentInstallEnv(cwd?: string): InstallEnv;
export interface AdoptResult {
    adopted: boolean;
    from?: string;
    to?: string;
    reason?: string;
    skipped?: string;
}
/**
 * The testable adoption core: given a signed champion and the local env, adopt
 * it into `cwd/.claude` iff it is newer than the stamp AND passes both gates.
 * Fail-closed; never throws. `pubkeyPem` is injectable for tests.
 */
export declare function adoptSignedConfig(cwd: string, signed: SignedProvenConfig, env: InstallEnv, opts?: {
    pubkeyPem?: string;
}): AdoptResult;
/**
 * On CLI startup: if the package ships a signed champion newer than the
 * project's stamp, adopt it when authentic + suitable. Best-effort, never
 * throws. No-op when no manifest ships or the project isn't initialized.
 */
export declare function autoAdoptProvenConfigIfStale(cwd?: string): Promise<AdoptResult>;
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